 | Cary Grant als John Robie |
 | Grace Kelly als Frances Stevens |
 | Jessie Royce Landis als Jessie Stevens |
 | John Williams als H. H. Hughson |
 | Charles Vanel als Bertani |
 | Brigitte Auber als Danielle Foussard |
 | Jean Martinelli als Foussard |
 | Georgette Anys als Germaine |
 | René Blancard als Commissaire Lepic (uncredited) |
 | William 'Wee Willie' Davis als Big Man in Kitchen (uncredited) |
 | Bess Flowers als Masquerade Party Guest (uncredited) |
 | Bernard Sell als Casino Patron (uncredited) |
 | Charles Sherlock als Detective (uncredited) |
 | Philip Van Zandt als Jewelry Clerk (uncredited) |
 | Alfred Hitchcock als Man Sitting Next to John Robie on Bus (uncredited) |
 | Roland Lesaffre als Bertani Employee (uncredited) |
 | George Boyce als Party Guest (uncredited) |
 | John Alderson als Detective at the Costume Ball (uncredited) |
 | Alberto Morin als Detective (uncredited) |
 | Manuel París als Croupier (uncredited) |
 | Gladys Holland als Elegant French Woman / Additional Voices (uncredited) |
 | Fred Kelsey als Party Guest (uncredited) |
 | Barry Norton als Frenchman (uncredited) |
 | Louis Mercier als Croupier (uncredited) |
| Robert Burks | Director of Photography |
| John Michael Hayes | Screenplay |
| George Tomasini | Editor |
| Lyn Murray | Original Music Composer |
| Alfred Hitchcock | Producer |
| Hal Pereira | Art Direction |
| J. McMillan Johnson | Art Direction |
| Edith Head | Costume Design |
| Alfred Hitchcock | Director |
| Sam Comer | Set Decoration |
| Arthur Krams | Set Decoration |
| Wally Westmore | Makeup Supervisor |
| Elsie Foulstone | Dialogue Coach |
| Daniel McCauley | Assistant Director |
| Harold Lewis | Sound Recordist |
| John Cope | Sound Recordist |
| Herbert Coleman | Second Unit Director |
| David Dodge | Novel |
| Farciot Edouart | Visual Effects |
| John P. Fulton | Visual Effects |
| W. Wallace Kelley | Second Unit Director of Photography |
