 Dana AndrewsJimmy Race | Jimmy Race |
 George SandersNicholas Strang | Nicholas Strang |
 Audrey TotterSandy Tate | Sandy Tate |
 Märta TorénJeanne Moray | Jeanne Moray |
 Sandro GiglioGabor Czeki, alias Grisha | Gabor Czeki, alias Grisha |
 Donald RandolphAnton Borvitch | Anton Borvitch |
 Herbert BerghofPrime Minister Andreas Ordy | Prime Minister Andreas Ordy |
 Ben AstarMinister of Justice Vajos | Minister of Justice Vajos |
 Willis BoucheyBiddle, an Editor | Biddle, an Editor |
| EEarl LeeDad Pelham | Dad Pelham |
 Jay AdlerHenry (uncredited) | Henry (uncredited) |
| FFrank ArnoldFrench Reporter (uncredited) | French Reporter (uncredited) |
 Leon AskinFranz (uncredited) | Franz (uncredited) |
 Hanna Axmann-RezzoriMiss Oster (uncredited) | Miss Oster (uncredited) |
 Paul BirchColonel Mannix (uncredited) | Colonel Mannix (uncredited) |
 Gail BonneyPhone Operator (uncredited) | Phone Operator (uncredited) |
| MMonique ChantalPhone Operator (uncredited) | Phone Operator (uncredited) |
 Gino CorradoHungarian Embassy Reporter (uncredited) | Hungarian Embassy Reporter (uncredited) |
| MMarcel De La BrosseMaitre d' (uncredited) | Maitre d' (uncredited) |
| MMaurice DonerVictor (uncredited) | Victor (uncredited) |
 Joseph ForteBarker (uncredited) | Barker (uncredited) |
 Paul FreesRadio Budapest Announcer (uncredited) | Radio Budapest Announcer (uncredited) |
| GGene GaryReceptionist (uncredited) | Receptionist (uncredited) |
| DDon GibsonPhone Operator (uncredited) | Phone Operator (uncredited) |
| SSam HarrisCustomer at Bar (uncredited) | Customer at Bar (uncredited) |
| PPaul HoffmanKedor (uncredited) | Kedor (uncredited) |
 Pál JávorLaslo Boros (uncredited) | Laslo Boros (uncredited) |
 Werner KlinglerInterrogator (uncredited) | Interrogator (uncredited) |
| DDon KohlerBert (uncredited) | Bert (uncredited) |
| RRolf LindauDoctor (uncredited) | Doctor (uncredited) |
