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