Tom Poston
Tom Penderel
Tom Poston
Tom Penderel
Robert Morley
Roderick Femm
Janette Scott
Cecily Femm
Joyce Grenfell
Agatha Femm
Mervyn Johns
Potiphar Femm
Fenella Fielding
Morgana Femm
Peter Bull
Caspar Femm / Jasper Femm
Danny Green
Morgan Femm
John Harvey
Club Receptionist
Arthur Grant
Director of Photography
James Needs
Supervising Film Editor
Benjamin Frankel
Original Music Composer
Bernard Robinson
Production Design
Robert Dillon
Screenplay
J. B. Priestley
Novel
Anthony Hinds
Producer
William Castle
Producer
William Castle
Director
Roy Ashton
Makeup Artist
Les Bowie
Special Effects
Dona Holloway
Associate Producer
John Draper
Production Manager
Jock May
Sound Recordist
Molly Arbuthnot
Wardrobe Supervisor
Rosemary Burrows
Wardrobe Supervisor
Benjamin Frankel
Conductor
Pauline Harlow
Continuity
Frieda Steiger
Hairstylist
Douglas Hermes
Assistant Director
Moray Grant
Camera Operator