- Earl Lee - Dad Pelham
- Jay Adler - Henry (uncredited)
- Frank Arnold - French Reporter (uncredited)
- Leon Askin - Franz (uncredited)
- Hanna Axmann-Rezzori - Miss Oster (uncredited)
- Paul Birch - Colonel Mannix (uncredited)
- Gail Bonney - Phone Operator (uncredited)
- Monique Chantal - Phone Operator (uncredited)
- Gino Corrado - Hungarian Embassy Reporter (uncredited)
- Marcel De La Brosse - Maitre d' (uncredited)
- Maurice Doner - Victor (uncredited)
- Joseph Forte - Barker (uncredited)
- Paul Frees - Radio Budapest Announcer (uncredited)
- Gene Gary - Receptionist (uncredited)
- Don Gibson - Phone Operator (uncredited)
- Sam Harris - Customer at Bar (uncredited)
- Paul Hoffman - Kedor (uncredited)
- Pál Jávor - Laslo Boros (uncredited)
- Werner Klingler - Interrogator (uncredited)
- Don Kohler - Bert (uncredited)
- Rolf Lindau - Doctor (uncredited)
- Maurice Marsac - Gendarme (uncredited)
- Michele Montau - Airport Receptionist (uncredited)
- György Nagyajtay - Borvitch's Aide (uncredited)
- Charles H. Radilak - Antique Dealer (uncredited)
- Suzanne Ridgway - Restaurant Patron (uncredited)
- Fay Roope - American Ambassador (uncredited)
- Vito Scotti - Italian Reporter (uncredited)
- André Siméon - Waiter (uncredited)
- Robert Stevenson - Army Doctor (uncredited)
- Victor Sutherland - Larry O'Connell (uncredited)
- Albert Szabo - Recorder (uncredited)
- Hal Taggart - Herald Tribune Staffer (uncredited)
- Ken Terrell - Military Aide (uncredited)
- Sigfrid Tor - Swedish Reporter (uncredited)
- Peter J. Votrian - Jan Czeki (uncredited)
- Murvyn Vye - Medical Officer at Prisoner Exchange (uncredited)
- Georgiana Wulff - Gogo Czeki (uncredited)
- Mari Blanchard - Wanda Marlowe (scenes deleted)
- William Woodson - Narrator (voice) (uncredited)
- Robert Parrish
- Carter DeHaven
- Paul Gallico
- William Bowers
-
Samuel Marx, Jerry Bresler
- George Duning
- Morris Stoloff
Dana Andrews interpreta a Jimmy Race en la película.
George Sanders hace el papel de Nicholas Strang.
Audrey Totter hace el papel de Sandy Tate.
Märta Torén hace el papel de Jeanne Moray.
Sandro Giglio interpreta a Gabor Czeki, alias Grisha en la película.
Donald Randolph hace el papel de Anton Borvitch.
Herbert Berghof hace el papel de Prime Minister Andreas Ordy.
Ben Astar hace el papel de Minister of Justice Vajos.
Willis Bouchey interpreta a Biddle, an Editor en la película.
Earl Lee interpreta a Dad Pelham en la película.
Jay Adler interpreta a Henry (uncredited) en la película.
Frank Arnold interpreta a French Reporter (uncredited) en la película.
Leon Askin interpreta a Franz (uncredited) en la película.
Hanna Axmann-Rezzori hace el papel de Miss Oster (uncredited).
Paul Birch hace el papel de Colonel Mannix (uncredited).
Gail Bonney interpreta a Phone Operator (uncredited) en la película.
Monique Chantal interpreta a Phone Operator (uncredited) en la película.
Gino Corrado hace el papel de Hungarian Embassy Reporter (uncredited).
Marcel De La Brosse interpreta a Maitre d' (uncredited) en la película.
Maurice Doner interpreta a Victor (uncredited) en la película.
Joseph Forte interpreta a Barker (uncredited) en la película.
Paul Frees interpreta a Radio Budapest Announcer (uncredited) en la película.
Gene Gary interpreta a Receptionist (uncredited) en la película.
Don Gibson interpreta a Phone Operator (uncredited) en la película.
Sam Harris interpreta a Customer at Bar (uncredited) en la película.
Paul Hoffman hace el papel de Kedor (uncredited).
Pál Jávor hace el papel de Laslo Boros (uncredited).
Werner Klingler interpreta a Interrogator (uncredited) en la película.
Don Kohler interpreta a Bert (uncredited) en la película.
Rolf Lindau interpreta a Doctor (uncredited) en la película.
Maurice Marsac hace el papel de Gendarme (uncredited).
Michele Montau hace el papel de Airport Receptionist (uncredited).
György Nagyajtay interpreta a Borvitch's Aide (uncredited) en la película.
Charles H. Radilak interpreta a Antique Dealer (uncredited) en la película.
Suzanne Ridgway hace el papel de Restaurant Patron (uncredited).
Fay Roope hace el papel de American Ambassador (uncredited).
Vito Scotti interpreta a Italian Reporter (uncredited) en la película.
André Siméon interpreta a Waiter (uncredited) en la película.
Robert Stevenson interpreta a Army Doctor (uncredited) en la película.
Victor Sutherland hace el papel de Larry O'Connell (uncredited).
Albert Szabo interpreta a Recorder (uncredited) en la película.
Hal Taggart interpreta a Herald Tribune Staffer (uncredited) en la película.
Ken Terrell interpreta a Military Aide (uncredited) en la película.
Sigfrid Tor hace el papel de Swedish Reporter (uncredited).
Peter J. Votrian hace el papel de Jan Czeki (uncredited).
Murvyn Vye hace el papel de Medical Officer at Prisoner Exchange (uncredited).
Georgiana Wulff hace el papel de Gogo Czeki (uncredited).
Mari Blanchard interpreta a Wanda Marlowe (scenes deleted) en la película.
William Woodson interpreta a Narrator (voice) (uncredited) en la película.
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