Merle Oberon as Lucienne

Robert Ryan as Robert Lindley

Charles Korvin as Perrot

Paul Lukas as Dr. Bernhardt

Robert Coote as Sterling

Reinhold Schünzel as Walther

Roman Toporow as Maxim Kiroshilov

Peter von Zerneck as Hans Schmidt

Otto Waldis as Kessler

Fritz Kortner as Franzen

Michael Harvey as Sgt. Barnes

Tom Keene as Major

Charles McGraw as Colonel Johns

Gene Evans as Train Sergeant

Fernanda Eliscu as German Woman

Norbert Schiller as Saxophone Player

Paul Stewart as Narrator (voice)

Lisl Valetti as German Waitress

James Craven as British Major

Robert Dalban as French Intelligence Chief

James Nolan as ROT Captain

Robert Shaw as ROT Sergeant

Leonid Snegoff as Russian Colonel

William Stelling as American Sergeant

Hermine Sterler as Frau Borne

Willy Wickerhauser as Friedrich

Robert Boon as German Youth