George Coulouris
— Von Beck
Stanley Ridges
— Phil Carson
Osa Massen
— Helena
Carl Esmond
— Andrei
Nancy Gates
— Nina
Morris Carnovsky
— Old Man Bartoc
Lloyd Bridges
— Frank
Eric Feldary
— Altmeier
Helen Beverly
— Mrs. Varin
Gavin Muir
— William Forsythe
Paul Guilfoyle
— Katry
Richard Aherne
— Sergeant Patrick O'Farrell (as Richard Nugent)
Ludwig Donath
— Schmidt (as Louis Donath)
Herbert Rudley
— John
Gigi Perreau
— Baby (as Ghislaine Perreau)