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

Roy Ashton

Makeup Artist

J. B. Priestley

Novel

Robert Dillon

Screenplay

William Castle

Director

James Needs

Supervising Film Editor

William Castle

Producer

Les Bowie

Special Effects

Benjamin Frankel

Original Music Composer

Arthur Grant

Director of Photography

Bernard Robinson

Production Design

Anthony Hinds

Producer

Dona Holloway

Associate Producer

Benjamin Frankel

Conductor

Pauline Harlow

Continuity

John Draper

Production Manager

Jock May

Sound Recordist

Molly Arbuthnot

Wardrobe Supervisor

Rosemary Burrows

Wardrobe Supervisor

Frieda Steiger

Hairstylist

Moray Grant

Camera Operator

Douglas Hermes

Assistant Director