Sebastian Rose

London - 11/1999 - Alonzo

London - 10/2000 - Alonzo

London - 05/2001 - Alonzo / Rumpus Cat

Sebastian Rose took on the role of Rumpus Cat in addition to Alonzo in May 2001, on original cast member Steven Wayne leaving the show and his role of George / Rumpus Cat being retired.