 | Farley Granger als Guy Haines |
 | Robert Walker als Bruno Antony |
 | Ruth Roman als Anne Morton |
 | Leo G. Carroll als Sen. Morton |
 | Patricia Hitchcock als Barbara Morton |
 | Kasey Rogers als Miriam Joyce Haines |
 | Marion Lorne als Mrs. Antony |
 | Jonathan Hale als Mr. Antony |
 | Howard St. John als Police Capt. Turley |
 | John Brown als Prof. Collins |
 | Norma Varden als Mrs. Cunningham |
 | Robert Gist als Det. Leslie Hennessey |
 | Brooks Benedict als Tennis Umpire (uncredited) |
 | John Doucette als Det. Hammond (uncredited) |
 | Harry Hines als Man Under Merry-Go-Round (uncredited) |
 | Alfred Hitchcock als Man Boarding Train Carrying a Double Bass (uncredited) |
 | Paul McGuire als Train Passenger (uncredited) |
| Alfred Hitchcock | Director |
| Alfred Hitchcock | Producer |
| Robert Burks | Director of Photography |
| William H. Ziegler | Editor |
| Dimitri Tiomkin | Original Music Composer |
| George James Hopkins | Set Decoration |
| Gordon Bau | Makeup Artist |
| Ben Hecht | Writer |
| Patricia Highsmith | Novel |
| Whitfield Cook | Adaptation |
| Raymond Chandler | Screenplay |
| Czenzi Ormonde | Screenplay |
| Ted Haworth | Art Direction |
| Dolph Thomas | Sound Designer |
| Mel Dellar | Assistant Director |
| Myrl Stoltz | Hairdresser |
| John Daheim | Stunts |
| Hans F. Koenekamp | Special Effects |
| Leah Rhodes | Wardrobe Designer |
| Paul Baxley | Stunts |
| Bill Phillips | Makeup Artist |
| Charles O'Bannon | Gaffer |
| C. Carter Gibson | Second Assistant Director |
