Larry Ellis / Steve Chancellor (dec.)

Michael Craig

Diane Gilbert

Julia Arnall

Mme. Isabella Ballu

Brenda de Banzie

Anton Lauderbach

Anton Diffring

Mme. Isabella Ballu

Brenda De Banzie

Julius Pindar

Gerard Oury

Judy Anderson

Barbara Bates

Henryk van de Heide, CIA

David Kossoff

Burleigh

Geoffrey Keen

Brandelli

Alan Tilvern

Gratz

Eric Pohlmann

Vidal

Eugene Deckers

Lessage

Jacques Brunius

Curtice

Gordon Tanner

Walter Dorffman

Carl Jaffe

Lauderbach's Maid

Balbina

Marseilles Detective

David Lander

Lessage

Jacques B. Brunius

Commissaire (uncredited)

John Serret

Barmaid (uncredited)

Violet Gould

Dufrene (uncredited)

Patrick Westwood

Gratz's Assistant (uncredited)

Jean Driant

Matthews (uncredited)

Yves Chanteau

Barman

Ernie Rice

Yvonne Romain

Angie Patterson

Patty McCormack

Philip Boyd

Violet Hicks

Orson Chaplin

Charles Christopher

Christopher Kriesa