George Hamilton

~ as ~

Jeffrey Hill

Joseph Cotten

~ as ~

Ace

Marie Laforêt

~ as ~

Olga Vodkine (as Marie Laforet)

Maurice Evans

~ as ~

Nicolai Vodkine

Wolfgang Preiss

~ as ~

Wilhelm Von Schenk

Karl Lieffen

~ as ~

Helmut

Alexander Hegarth

~ as ~

Brügger

Charlie Hickman

~ as ~

Lieutenant Gilder (as Chaz Hickman)

Eduard Linkers

~ as ~

Geisling

Al Hoosmann

~ as ~

Police Sergeant (as Al Hoosman)