Cast (23)
Patrick O'Neal

Richard Cutting

Joan Hackett

Dominique Laurant

John Gielgud

Curt Valayan

Herbert Lom

Matt Wilson

Peter van Eyck

Walter Green

Oskar Homolka

Inspector Ruff

Leon Greene

The Big Man

Kent Smith

Mr. Eversley

Fifi D'Orsay

Mrs. Hennie

Éva Szörényi

Landlady (as Eva Soreny)

Cynthia O'Neal

Felice Valayan (as Cynthia Baxter)

Martin Miller

Police Chief (uncredited)

Charles H. Radilak

Manager (uncredited)

Erik Sorenson

Bellboy (uncredited)

Betty Bresler

Secretary (uncredited)

Joanne Ludden

Receptionist (uncredited)

Walter Friedel

Secretary (uncredited)

Karl Bruck

Waiter (uncredited)

Walter Janovitz

Waiter (uncredited)

Albert D'Arno

Waiter (uncredited)

Ann Prentiss

Hotel Party Girl in Red Dress (uncredited)

Crew (17)

Art

John Beckman

Art Direction

George James Hopkins

Set Decoration

Costume & Make-Up

Jean Burt Reilly

Hair Supervisor

Gordon Bau

Makeup Supervisor

Production

Jimmy Lydon

Producer

William Conrad

Executive Producer

Charles Bonniwell

Unit Manager

Editing

Crew

Harold Lipstein

Cinematography

Directing

Gil Kissel

Assistant Director

Doris DeHerdt

Script Supervisor

Sound

Writing

Camera

Enzo Barboni

Director of Photography