 Merle OberonLucienne Mirbeau | Lucienne Mirbeau |
 Robert RyanRobert Lindley | Robert Lindley |
 Charles KorvinHenri Perrot | Henri Perrot |
 Paul LukasDr. Heinrich Bernhardt | Dr. Heinrich Bernhardt |
 Robert CooteJames Sterling | James Sterling |
 Reinhold SchünzelJohann Walther | Johann Walther |
 Roman ToporowLt. Maxim Kirachilov | Lt. Maxim Kirachilov |
 Peter von ZerneckHans Schmidt | Hans Schmidt |
 Otto WaldisKessler | Kessler |
 Fritz KortnerOtto Franzen | Otto Franzen |
| MMichael HarveySgt. Barnes | Sgt. Barnes |
 Tom KeeneMajor | Major |
 Charles McGrawUSET Col. Johns (uncredited) | USET Col. Johns (uncredited) |
 Gene EvansTrain Sergeant (uncredited) | Train Sergeant (uncredited) |
 Fernanda EliscuGerman Woman (uncredited) | German Woman (uncredited) |
 Norbert SchillerSaxophone Player (uncredited) | Saxophone Player (uncredited) |
 Paul StewartNarrator (voice) (uncredited) | Narrator (voice) (uncredited) |
| LLisl ValettiGerman Waitress (uncredited) | German Waitress (uncredited) |
 James CravenBritish Major (uncredited) | British Major (uncredited) |
 Robert DalbanFrench Intelligence Chief (uncredited) | French Intelligence Chief (uncredited) |
 James NolanROT Captain on First Train (uncredited) | ROT Captain on First Train (uncredited) |
 Robert ShawROT Sergeant (uncredited) | ROT Sergeant (uncredited) |
 Leonid SnegoffRussian Colonel (uncredited) | Russian Colonel (uncredited) |
 William StellingAmerican Sergeant (uncredited) | American Sergeant (uncredited) |
 Hermine SterlerFrau Borne (uncredited) | Frau Borne (uncredited) |
| WWilly WickerhauserFriedrich (uncredited) | Friedrich (uncredited) |
| RRobert BoonGerman Youth #2 (uncredited) | German Youth #2 (uncredited) |
| FFrank AltenGerman Steward (uncredited) | German Steward (uncredited) |
| AArthur BerkeleyNightclub Patron (uncredited) | Nightclub Patron (uncredited) |
| EErnst BrengtArtist (uncredited) | Artist (uncredited) |
