Joe Anders

George

Samuel Paul Small

Max

Susan Wokoma

Andi

Ellie Kendrick

Donna

Josh O'Connor

Jonno

Ray Panthaki

Mr. Zeppelin

Josh Cowdery

Toby

Nina Wadia

Headmistress

Colin Salmon

Mike Marvin

Alison Sudol

Julia

Jack Davenport

Jeffrey

Sue Lawley

Sue Lawley (voice)

Bill Milner

Skinny Rick

程秀瑛

Miss Rathmill