Michael Rennie
Captain John Winter
James MacArthur
Rudi Matt
Janet Munro
Lizbeth Hempel
James Donald
Franz Lerner
Herbert Lom
Emil Saxo
Laurence Naismith
Teo Zurbriggen
Lee Patterson
Klaus Wesselhoft
Helen Hayes
Hotel guest (uncredited)
Walter Fitzgerald
Herr Hempel
Nora Swinburne
Frau Matt
Ferdy Mayne
Andreas