Virginia McKenna
Jean Spenser
Bill Travers
Matt Spenser
Margaret Rutherford
Mrs. Fazackalee
Peter Sellers
Percy Quill
Bernard Miles
Old Tom
Francis de Wolff
Albert Hardcastle
Leslie Phillips
Robin Carter
June Cunningham
Marlene Hogg
Sid James
Mr. Hogg
George Cross
Commissionaire
George Cormack
Bell
Stringer Davis
Emmett
Michael Corcoran
Taxi Driver
Liz Fraser
Girl in Cinema (uncredited)
Peter Copley
Actor in The Mystery of Hell Valley (uncredited)
Mario Fabrizi
Actor in The Mystery of Hell Valley (uncredited)
Frazer Hines
Cast Member uncredited)
Billy Lawrence
Cast Member (uncredited)