Headcanons

This page is for putting any headcanons relating to the musical and the characters of Cats. Please remember that this is a fanon page. Feel free to add any headcanons you might have, but don't delete other ideas.

Theories

 * Admetus is a ginger and white.
 * Plato is a tabby.


 * Admetus and Macavity are in some way linked, perhaps as relations, or a split personality Jekyll/Hyde.

Relationships

 * Bombalurina: might be mates
 * Demeter: might be mates
 * Macavity: might be Admetus' father, brother, or alter-ego.
 * Victoria: In some productions they dance the Mating Dance together.

Theories

 * London-based Alonzo is a black and white spotted cat
 * Broadway-based Alonzo is a tabby alley cat.

Relationships

 * Asparagus: might be Alonzo's father.
 * Bombalurina: might be mates.
 * Bustopher Jones: might be Alonzo's father, uncle, or brother.
 * Cassandra: might be mates - this is indicated onstage in UK-based productions.
 * Demeter: might be mates - this is indicated onstage in Broadway-based productions.
 * Electra: might be mates.
 * Etcetera: might be mates.
 * Grizabella: might be Alonzo's mother.
 * Jellylorum: might be Alonzo's mother.
 * Jemima: might be Alonzo's mate or sister.
 * Macavity: might be Alonzo's brother.
 * Mistoffelees: might be Alonzo's brother.
 * Munkustrap: might be Alonzo's brother or mate.
 * Old Deuteronomy: might be Alonzo's father.
 * Pouncival: might be Alonzo's brother.
 * Rum Tum Tugger: might be Alonzo's brother.
 * Tumblebrutus: might be Alonzo's brother.
 * Victoria: might be Alonzo's mate or sister. In some productions they dance the Mating Dance together.

Theories

 * Asparagus is a long-haired tabby.


 * In the film version, Asparagus is a separate character from Gus the Theatre Cat.

Relationships

 * Alonzo: might be Asparagus' son.
 * Jellylorum: might be mates, or siblings.
 * Jennyanydots: might be mates, or siblings.
 * Pouncival: might be Asparagus' son.
 * Skimbleshanks: might be siblings.
 * Tumblebrutus: might be Asparagus' son.

Theories

 * Bill Bailey is a tabby and white kitten, with patches of tabby stripes and spots on a white body. Possibly a Burmese cat breed.

Relationships

 * Alonzo: might be brothers.
 * Asparagus: might be his father.
 * Electra: might be siblings, or mates.
 * Etcetera: might be siblings, or mates.
 * Jellylorum: might be his mother.
 * Jemima: might be siblings, or mates. They are seen together during the Pas de Deux.
 * Jennyanydots: might be his mother.
 * Pouncival: might be brothers.
 * Skimbleshanks: might be his father.
 * Tantomile: might be mates, or close friends.

Theories

 * Bombalurina is a bright Torbie and white - her ginger colour exaggerated onstage, but she has patches of black stripes over a bright ginger, and a white bib.


 * Bombalurina and Demeter are sisters, who both were involved in Macavity's gang. Macavity was in an abusive relationship with Demeter, leading to conflicting emotions for Bombalurina.
 * Grizabella is Bombalurina and Demeter's mother, and abandoned them to continue her glamorous lifestyle. She inherited her looks and confidence from her mother, and she understands her but resents her abandoning them.
 * Bombalurina is possibly an Ocicat due to the spots on her coat.

Relationships

 * Alonzo: might be mates.
 * Bustopher Jones: might be a close friend of his, might be a fan along with Jennyanydots and Jellylorum but not so much as she is a fan of Tugger.
 * Demeter: There is much debate about the relationship between these two. There is speculation that they might be sisters, mother and daughter, mates, or close friends. Depending on the age of each cat in the production, Demeter may be seen as Bombalurina's mother or vice versa.
 * Gus: might be a relation of Gus the Theatre Cat
 * Grizabella: might be Bombalurina's mother
 * Macavity: There is debate about the relationship of these characters. Fans speculate that Macavity may be Bombalurina's father, brother, or mate. What is canon is that Bombalurina knows a lot about Macavity, and is less afraid of him than Demeter is.
 * Munkustrap: might be mates.
 * Pouncival: might be mates. Pouncival is seen flirting with Bombalurina
 * Rum Tum Tugger: (Rockstar) might be mates. Bombalurina flirts with him during his solo, and they dance the pas de deux.

Theories

 * Bustopher Jones is a well-fed, plush black short-hair, with a white bib and white paws (his white "spats")
 * Bustopher Jones is possibly a British shorthair cat breed.

Relationships

 * Alonzo: might be his son, his nephew, or his brother.
 * Jellylorum: might be his mate.
 * Jennyanydots: might be his mate. She is shown to be a great admirer of him in his solo.
 * Mistoffelees: might be his son or nephew.
 * Tumblebrutus: might be his nephew
 * Victoria: might be his daughter or his niece

Theories

 * Carbucketty is a tabby and white kitten

Relationships

 * Alonzo : might be be brothers.
 * Asparagus : might be Pouncival's father.
 * Bombalurina : might be mates. Pouncival is seen flirting with Bombalurina.
 * Electra : might be siblings or mates.
 * Etcetera : might be siblings.
 * Jellylorum : might be Pouncival's mother.
 * Jennyanydots : might be Pouncival's mother.
 * Skimbleshanks : might be Pouncival's father.
 * Tumblebrutus : might be siblings.
 * Old Deuteronomy: might be uncle, or grandfather.

Theories

 * Cassandra is some form of exotic breed, possibly Abysinnian, Siamese, or Havana Brown.

Relationships

 * Alonzo: might be mates. This is indicated onstage in UK-based productions.
 * Coricopat: might be relatives, mates, or good friends.
 * Exotica: might be her daughter or they may be sisters.
 * Mistoffelees: might be mates.
 * Old Deuteronomy: might be her father.
 * Rum Tum Tugger: might be mates.
 * Tantomile: might be relatives or good friends.
 * Tumblebrutus: might be mates.

Theories

 * Coricopat and Tantomile are strongly marked Tabby and white. They are almost identical.
 * Coricopat and Tantomile are possibly of the Burmese cat breed.

Relationships

 * Cassandra: might be mates, or good friends.


 * Exotica: might be a distant relative of Coricopat, or possibly a close friend. might be mates.


 * Old Deuteronomy: might be Coricopat's father.


 * Macavity: might be Coricopat's father.


 * Mistoffelees: might be close friend.
 * Jemima: might be mates or close friends.
 * Rumpleteazer: might be mates
 * Tantomile: Coricopat and Tantomile are usually portrayed as twins. They are less commonly believed instead to be mates.

Theories

 * Demeter is a Torbie and white - her costume design is stylised but shows black stripes and patches over a golden ginger base, with a white bib.
 * Bombalurina and Demeter are sisters, who both were involved in Macavity's gang. Macavity was in an abusive relationship with Demeter.
 * Grizabella is Bombalurina and Demeter's mother, and abandoned them to continue her glamorous lifestyle. Demeter has a lot of empathy for Grizabella, but lacks the confidence to displease Bombalurina by reaching out to her.
 * Demeter is possibly a Somali cat breed.

Relationships

 * Alonzo: might be mates. This is indicated onstage in Broadway-based productions.
 * Bombalurina: There is much debate about the relationship between these two. There is speculation that they might be sisters, mother and daughter, mates, or close friends. Depending on the age of each cat in the production, Demeter may be seen as Bombalurina's mother or vice versa.
 * Grizabella: might be Demeter's mother.
 * Jemima: might be Demeter's daughter, or adoptive daughter, possibly by Macavity. might be sisters or just good friends.
 * Macavity: Macavity has an abusive past with Demeter, and in the Matinee Lines he tells her "I'll be back for you!"
 * Munkustrap: might be mates. This is indicated onstage in UK-based productions.
 * Electra: might be mother of Electra, by Munkustrap.
 * Victoria: might be Victoria's mother, by Macavity.
 * Mistoffelees: might be mother of Mistoffelees, by Macavity
 * Rumpleteazer: might be good friends.

Theories

 * Electra is a dark Torbie without white patches.
 * Electra is possibly an Ocicat.

Relationships

 * Bombalurina: might be Electra's mother.
 * Demeter: might be Electra's mother
 * Etcetera: might be siblings.
 * Jellylorum: might be Electra's mother.
 * Jennyanydots: might be Electra's mother.
 * Pouncival: might be siblings, or mates.
 * Skimbleshanks: might be Electra's father.
 * Tumblebrutus: might be siblings, or mates.
 * Victoria: might be sisters.

Theories

 * Etcetera is a dilute Tabby and White. Possibly a very light colored bengal or mixed breed.

Relationships

 * Electra: might be sisters.
 * Jellylorum: might be Etcetera's mother.
 * Jemima: might be sisters.
 * Jennyanydots: might be Etcetera's mother.
 * Pouncival: might be siblings, or mates.
 * Rum Tum Tugger: might be his mate, or just his biggest fan.
 * Skimbleshanks: might be Etcetera's father.
 * Tumblebrutus: might be siblings, or mates.
 * Victoria: might be siblings.

Theories

 * Exotica may be Abysinnian, like Cassandra, or Siamese, Havana Brown, or Sokoke cat breed as she is later seen having a tabby gray coloring.

Relationships

 * Cassandra: might be sisters.
 * Coricopat: might be mates, or distant relatives.
 * Tantomile: might be distant relatives, or simply friends.
 * Rum Tum Tugger: might be mates.

Theories

 * George is a Tabby and white.
 * George is sometimes mistaken for Bill Bailey/Tumblebrutus.

Relationships

 * Bill Bailey: might be brothers, or good friends


 * Rumpleteazer : might have a crush on her.
 * Victor: might be brothers, or good friends

Theories

 * Griddlebone is an agent of Macavity's - she was sent to distract Growltiger to allow the Siamese to get close enough to attack. This is why she escapes with ease.
 * She may be entirely mythical, and never have existed.
 * Griddlebone is possibly an all-white Turkish Van or a Turkish angora cat breed.

Relationships

 * Growltiger: They are always portrayed as lovers.
 * Macavity: might be mates. She is described as an agent of his.

Theories

 * Grizabella is a sandy tabby.
 * Babygriz, that we see in the ensemble at the start of the show, is actually Grizabella re-born from the Heaviside layer as an innocent, joyful kitten. She doesn't remember her past but she treasures her youth and beauty. What happens after the end of the show is actually shown in the beginning.

Relationships

 * Bombalurina: might be Grizabella's daughter.
 * Cassandra: might be her daughter.
 * Demeter: might be Grizabella's daughter.
 * Old Deuteronomy: might have been mates.
 * Jemima: might be Grizabella's daughter or granddaughter.
 * Macavity: might be Macavity's mother.
 * Munkustrap: might be Munkustrap's mother.
 * Rum Tum Tugger: might be Rum Tum Tugger's mother.

Growltiger
Theories

Relationships
 * Griddlebone: might be lovers, she might be a decoy to distract him.

Theories

 * Jellylorum is a tabby and white.

Relationships

 * Asparagus: might be mates.
 * Bombalurina: might be Jellylorum's daughter.
 * Demeter: might be Jellylorum's daughter.
 * Electra: might be Jellylorum's daughter.
 * Etcetera: might be Jellylorum's daughter.
 * Jemima: might be Jellylorum's daughter.
 * Jennyanydots: might be sisters.
 * Mistoffelees: might be Jellylorum's son.
 * Pouncival: might be Jellylorum's son.
 * Skimbleshanks: might be mates.
 * Tumblebrutus: might be Jellylorum's son.
 * Victoria: might be Jellylorum's daughter.

Theories

 * Jemima is a Tortie and white.
 * Jemima, Demeter, Bombalurina and Tugger all live with the same humans who like to put spiked collars on their cats to help protect them. Bombalurina, Demeter and Jemima are related but Tugger is not.
 * Jemima is possibly a mixed breed.

Relationships

 * Alonzo: might be mates or siblings, as they are flirting at the Ball.
 * Bombalurina: might be Jemima's mother or sister because of the similar markings.
 * Demeter: might be Jemima's mother, sister, or friend because of their interactions and colors.
 * Coricopat: might be Jemima's mate.
 * Electra: might be sisters or close friends.
 * Etcetera: might be close friends.
 * Grizabella: might be her sibling, mother, or grandmother, as Jemima is the first to reach out to her and to empathize with her.
 * Jellylorum: might be Jemima's mother.
 * Jennyanydots: might be Jemima's mother.
 * Macavity: might be Jemima's father due to Macavity's history with Demeter, and inherited psychic powers.
 * Mistoffelees: might be siblings, mates or close friends. (Main Article: Jemistoffelees)
 * Munkustrap: might be Jemima's father. might be mates due to the sweet interactions or similar markings.
 * Old Deuteronomy: might be her father or grandfather, seeing that she has a connection with him and he chooses her to understand the meaning of "Moments of Happiness".
 * Pouncival: might be siblings or mates, as they are often seen together.
 * Rum Tum Tugger: might be siblings or mates, or he is her uncle. Tugger is seen interacting with her throughout, seeming to single her out from the other kittens.
 * Skimbleshanks: might be Jemima's father, as he is seen pulling Jemima back from Grizabella, holding her.
 * Tumblebrutus: might be siblings or mates, as they are seen together during the Pas de Deux.
 * Victoria: might be close friends, as they are often together. might be siblings or mates.

Theories

 * Jennyanydots is specified as a Tabby - "Her coat is of the tabby kind, with tiger stripes and leopard spots"

Relationships

 * Asparagus: might be mates, or siblings.
 * Bombalurina: might be Jennyanydots' daughter.
 * Bustopher Jones: might be Jennyanydots' mate, as she clearly admires him in his solo.
 * Demeter: might be Jennyanydots' daughter.
 * Jellylorum: might be siblings, or just friends.
 * Jemima: might be Jennyanydot's daughter.
 * Mungojerrie: might be Jennyanydot's son.
 * Pouncival: might be Jennyanydot's son.
 * Rumpleteazer: might be Jennyanydot's daughter.
 * Skimbleshanks: might be mates or siblings.

Theories

 * Macavity is specified as "...a ginger cat, he's very tall and thin"
 * Macavity has magical abilities, such as levitation and invisibility. This has led to the theory he might be related to the other magical cats, Mistoffelees, Coricopat, Tantomile and Jemima.

Relationships

 * Alonzo: might be rivals for Demeter


 * Bombalurina: might be Macavity's daughter with Demeter. might have been lovers. Bombalurina is shown to have a slightly different opinion than Demeter, she finds Macavity more attractive, and less frightening.
 * Demeter: They have an abusive history, in the Matinee lines while kidnapping Old Deuteronomy, Macavity says "I'll be back for you!" to Demeter. Demeter is petrified of Macavity, and assumes and startling noise is his return.
 * Mistoffelees: might be Macavity's son,due them both having a magical ability. might be brothers.
 * Munkustrap: might be brothers. might be rivals for Demeter.
 * Old Deuteronomy: might be Macavity's father, or Grandfather.
 * Rum Tum Tugger: might be brothers.

Theories

 * Mistoffelees is described as "black from his ears to the tip of his tail", however we see him onstage as a Black and White/Tuxedo cat.
 * Despite his tuxedo appearance, It is possible that he is a Bombay cat breed.

Relationships

 * Bustopher Jones: might be Mistoffelees' uncle, or his father.
 * Carbucketty: might be brothers, or mates.
 * Cassandra: might be mates.
 * Electra: might be mates.
 * Etcetera: might be cousins.
 * Jemima: might be mates or close friends. Main article:  Jemistoffelees
 * Macavity: might be Mistoffelees' father.
 * Munkustrap: might be his uncle, or brother.
 * Old Deuteronomy: might be Mistoffelees' grandfather.
 * Rumpleteazer: might be Mistoffelees' mate or close friend.
 * Rum Tum Tugger: might be his uncle. They have an unusual relationship, Misto is the only younger cat to not be impressed with Tugger's antics, yet Tugger is in awe of Misto's abilities and sings his solo. Main article: Tugstoffelees
 * Victoria: might be be mates, siblings, or just close friends. Main article:  Mistoria

Theories

 * Mungojerrie is a Tabby and white, very similar in appearance to Rumpleteazer. Possibly a Bengal cat breed.

Relationships

 * Bombalurina: might be mates.
 * Bustopher Jones: might be Mungojerrie's father.
 * Jellylorum: might be Mungojerrie's mother.
 * Jennyanydots: might be Mungojerrie's mother.
 * Macavity: might be Mungojerrie's father.
 * Rumpleteazer: might be Mungojerrie's twin, sister, or mate.
 * Rum Tum Tugger (Street Cat): might be close friends.
 * Skimbleshanks: might be Mungojerrie's father.
 * Tantomile: might be Mungojerrie's mate.

Theories

 * Munkustrap is a short-haired Silver Tabby.
 * Munkustrap and Tugger are confirmed as Old Deuteronomy's sons in UK-based productions.
 * There is a further theory that Macavity is also their brother, and his estrangement and anger is the cause of him kidnapping his father.
 * Munkustrap is possibly an Egyptian Mau, Norwegian Forest cat, or a British shorthair.

Relationships

 * Alonzo: might be Munkustrap's brother or mate.
 * Cassandra: might be mates - this is indicated onstage in Broadway-based productions.
 * Demeter: might be mates - this is indicated onstage in UK-based productions.
 * Electra: might be Munkustrap's daughter by Demeter.
 * Grizabella: might be Munkustrap's mother.
 * Jemima: might be Munkustrap's daughter, or adopted daughter. might be Munkustrap's mate.
 * Macavity: might be Munkustrap's brother.
 * Mistoffelees: might be his son by Demeter, or his nephew.
 * Old Deuteronomy: confirmed in UK productions that Old Deuteronomy is Munkustrap's father.
 * Rum Tum Tugger: confirmed in UK productions that Rum Tum Tugger is Munkustrap's brother.
 * Rumpleteazer: might be mates.
 * Victoria: might be Munkustrap's daughter by Demeter.

Theories

 * Old Deuteronomy is a long-haired silver tabby. Possibly a Nebelung or a Norwegian Forest cat breed.
 * Old Deuteronomy has had many wives, and consequently many children. It is suggested most of the tribe are related to him in one way or another.
 * It is confirmed in UK productions that Old Deuteronomy is father to both Munkustrap and Rum Tum Tugger
 * Further fans speculate that Macavity is also their brother, and it is the estranged son who kidnaps Old Deuteronomy.

Relationships

 * Alonzo: might be Old Deuteronomy's son.
 * Grizabella: might have been mates or friends.
 * Gus the Theatre Cat: might be close friends.
 * Jemima: might be Old Deuteronomy's daughter or granddaughter.
 * Macavity: might be Old Deuteronomy's son.
 * Mistoffelees: might be nephew, or grandson.
 * Munkustrap: confirmed in UK productions that Munkustrap is Old Deuteronomy's son.
 * Rum Tum Tugger: confirmed in UK productions that Rum Tum Tugger is Old Deuteronomy's son.
 * Skimbleshanks: might be good friends.
 * Victoria: might be daughter or granddaughter.

Theories

 * Rum Tum Tugger is a long-haired dark tabby, possibly with Maine Coon or Norwegian Forest cat genetics.
 * It is confirmed in UK - based productions that Munkustrap and Tugger are Old Deuteronomy's sons.

Relationships

 * Alonzo: might be brothers.
 * Bombalurina: might be mates.
 * Demeter: Might be friends but Demeter has little patience for Tugger's antics.
 * Etcetera: might be mates, or Etcetera's idol.
 * Exotica: might be mates.
 * Jemima: might be mates, or siblings or uncle.
 * Old Deuteronomy: confirmed in UK productions that Rum Tum Tugger is Old Deuteronomy's son.
 * Macavity: might be brothers.
 * Mistoffelees: might be related. They have an unusual relationship, Misto is the only younger cat to not be impressed with Tugger's antics, yet Tugger is in awe of Misto's abilities and sings his solo. Main article: Tugstoffelees
 * Munkustrap: confirmed in UK productions that Tugger and Munkustrap are brothers.
 * Victoria : might be siblings, or a fan.

Theories

 * Street Cat Tugger is a bright golden tabby.
 * Street Cat Tugger is actually Rockstar Tugger's wayward son.

Relationships

 * Demeter: might be mates, more so than Rockstar Tugger
 * Mungojerrie: close friends, very similar personalities.
 * Munkustrap: confirmed in UK productions that Tugger and Munkustrap are brothers.
 * Old Deuteronomy: confirmed in UK productions that Tugger is Old Deuteronomy's son.
 * Rumpleteazer: might be mates.

Theories

 * Rumpleteazer is a tabby and white. Possibly a Bengal cat breed.

Relationships

 * Coricopat: might be mates.
 * Demeter: might be mates, or friends.
 * Jellylorum: might be Rumpleteazer's mother.
 * Jennyanydots: might be Rumpleteazer's mother.
 * Macavity: might be Rumpleteazer's father.
 * Mungojerrie: might be Rumpleteazer's twin, brother, or mate.
 * Mistoffelees: might be mates, or close friends.
 * Munkustrap: Some fans think they are mates.
 * Rum Tum Tugger: might be siblings, a fan, or mates.
 * Skimbleshanks: might be Rumpleteazer's father.

Theories

 * Skimbleshanks is a ginger cat, with "Glass green eyes" and a "Long brown tail".

Relationships

 * Asparagus: might be brothers.
 * Bombalurina: might be Skimbleshanks' daughter.
 * Demeter: might be Skimbleshanks' daughter.
 * Electra: might be Skimbleshank's daughter.
 * Etcetera: might be Skimbleshank's daughter.
 * Jennyanydots: might be mates, siblings or her son.
 * Jellylorum: might be mates.
 * Jemima: might be his daughter.
 * Mistoffelees: might be Skimbleshanks' son.
 * Pouncival: might be Skimbleshanks' son.
 * Rumpleteazer: might be Skimbleshanks' daughter.
 * Tumblebrutus: might be Skimbleshanks' son.
 * Victoria: might be Skimbleshanks' daughter.

Theories

 * As the "Psychic Twins" and "Witch's cats" the twins display magical abilities. This suggests they might be related to the other magical cats - Mistoffelees, Macavity, and perhaps Jemima.
 * Tantomile and Coricopat are possibly a Burmese cat breed.

Relationships

 * Cassandra: might be relatives or good friends.
 * Coricopat: Coricopat and Tantomile are usually portrayed as twins. They are less commonly believed instead to be mates.
 * Exotica: might be a distant relative of Tantomile.
 * Jemima: might be close friends.
 * Mistoffelees: might be close friends.
 * Mungojerrie: might be Tantomile's mate.
 * Old Deuteronomy: might be Tantomile's father.
 * Tumblebrutus : might be mates, or close friends.

Theories

 * Victor is a dark tabby.

Relationships

 * Bill Bailey: might be brothers, or good friends.
 * George: might be brothers, or good friends.
 * Rumpleteazer : might have a crush on her.

Theories

 * Some fans think she might be a deaf/mute, because in real life, solid white cats are often deaf. She also doesn't sing.
 * Victoria is possibly a Burmilla cat breed despite that the breed consists of an all white or light color with minimum color markings.

Relationships

 * Alonzo: might be mates, siblings, or friends.
 * Asparagus: might be her father.
 * Bustopher Jones: might be her father or her uncle.
 * Demeter: might be her mother.
 * Electra: might be close friends.
 * Etcetera: might be sisters, or close friends.
 * Griddlebone: might be Victoria's mother.
 * Jellylorum: might be Victoria's mother.
 * Jemima: might be close friends, mates, or sisters.
 * Jennyanydots: might be Victoria's mother.
 * Macavity: might be Victoria's father.
 * Mistoffelees: might be mates, siblings, or close friends. Main article: Mistoria
 * Mungojerrie: might be mates.
 * Munkustrap: might be Victoria's father.
 * Pouncival: might be mates or siblings.
 * Plato: In some productions they dance the Mating Dance together. Main article: Platoria
 * Old Deuteronomy: might be her father.
 * Rum Tum Tugger: might be siblings, or a fan.
 * Skimbleshanks: might be Victoria's father.
 * Tumblebrutus: might be mates, or siblings.