James Dreyfus

as Gregg Wilson

as Lord Gormon Massey

as Michael

as Mr. Mulvaney

as Leonard

as Tim

as Lath'N (voice)

as Sir Leonard Briggs

as Mimi Le Purr / Roger Ellis

as Claude Mortimer

as Tom (archive footage) (uncredited)

as Harry Witherspoon

as Headmaster

as Binkie Cadwaller

as Harrison

as Felix (Voice)

as Melvyn

as Mr. Teasy-Weasy

as Fidor

as Self

as Gordon

as Edward Clayhill

as Self

as Raymond Carstairs

as Oscar

as George Monday / Thermoman

as Professor Fluke

as Martin

as Ralph Ford

as Paul

as Christopher

as 1st Subaltern

as Constable Kevin Goody

as Beluniare

as Christopher

as Rory

as Detective Maxwell