Belle

Melina Mercouri

Sir Paul Deverill

Keith Michell

Game Pup

Nigel Green

Ruddock

Newton Blick

Minor role (uncredited)

Billy Lawrence

Mrs. Haggard

Flora Robson

Jess

Patrick McGoohan

Sarah Deverill

June Laverick

John Patterson

Lyndon Brook

Lady Caroline Ayrton

Helen Haye

Brook

Mervyn Johns

Dr. Forrester

Laurence Naismith

Hattie

Catherine Feller

Writer

Janet Green

Director

Joseph Losey

Director of Photography

Jack Hildyard

Executive Producer

Earl St. John

Producer

Maurice Cowan

Editor

Reginald Beck

Novel

Nina Warner Hooks

Original Music Composer

Hans May