 | Tony Curtis als Jerry Florea |
 | George Nader als Edward Gallagher |
 | Julie Adams als Ellen Gallagher |
 | Jay C. Flippen als Vincent Concannon |
 | Sal Mineo als Jerry - as a boy |
 | Jan Merlin als Andy Norris |
 | Richard Castle als Skids Radzevich |
 | William Murphy als Red Flanagan |
| Kendall Clark als Sanborn |
 | Don Keefer als Sherman |
 | Harry Bartell als Father Bonelli |
 | Tito Vuolo als Angie |
| Robert Lynn als Jury Foreman |
| Kem Dibbs als Policeman |
| Joseph Pevney | Director |
| Sydney Boehm | Screenplay |
| Aaron Rosenberg | Producer |
| William H. Daniels | Director of Photography |
| Russell F. Schoengarth | Editor |
| Joseph F. Dinneen | Original Story |
| Robert Clatworthy | Art Direction |
| Alexander Golitzen | Art Direction |
| Russell A. Gausman | Set Decoration |
| Ruby R. Levitt | Set Decoration |
| Jay A. Morley Jr. | Costume Design |
| Joan St. Oegger | Hairstylist |
| Bud Westmore | Makeup Artist |
| Joseph Gershenson | Music Supervisor |
| Leslie I. Carey | Sound |
| Joe Lapis | Sound |
| Dan Moynihan | Technical Advisor |
| Ronald R. Rondell | Assistant Director |
| Frank Skinner | Original Music Composer |
| Herman Stein | Original Music Composer |
| Richard McWhorter | Unit Production Manager |
| Russ Haverick | Assistant Director |
| Joe Gray | Stunts |
| Carey Loftin | Stunts |
| Phil Benjamin | Casting |
| Luanna S. Poole | Script Supervisor |
| Leon Charles | Dialogue Coach |
