 | Alain Delon als Eddie Pedak |
 | Ann-Margret als Kristine Pedak |
 | Van Heflin als Inspector Mike Vido |
 | Jack Palance als Walter Pedak |
 | John Davis Chandler als James Arthur Sargatanas, Walter's Henchman |
 | Jeff Corey als Lieutenant Kebner |
 | Steve Mitchell als Frank Kane |
 | Tammy Locke als Kathy Pedak |
 | Tony Musante als Cleveland 'Cleve' Shoenstein |
 | Zekial Marko als Luke |
 | Yuki Shimoda als John Ling |
 | Robert Foulk als George (Uncredited) |
| Henry Leff als James (Uncredited) |
| Joanna Pang als Maria (Uncredited) |
 | Paul Frees als Voice of Luke (Uncredited) |
 | Russell Lee als Drummer |
| Spencer Chan als Chinese Priest (Uncredited) |
 | Sam Flint als Security Guard (Uncredited) |
| Bebe Louie als Bar Girl (Uncredited) |
 | Robert B. Williams als Foreman (Uncredited) |
| Toy Mar als Liquor Store Proprietress (Uncredited) |
 | Lily Valenty als Mrs. Vido (Uncredited) |
| Ralph Nelson | Director |
| Zekial Marko | Screenplay |
| Lalo Schifrin | Original Music Composer |
| Robert Burks | Director of Photography |
| Fredric Steinkamp | Editor |
| Jacques Bar | Producer |
| Zekial Marko | Novel |
| Fred Engel | Associate Producer |
| Ralph Nelson | Associate Producer |
| George W. Davis | Art Direction |
| Paul Groesse | Art Direction |
| Henry Grace | Set Decoration |
| Jack Mills | Set Decoration |
| Sydney Guilaroff | Hairstylist |
| William Tuttle | Makeup Supervisor |
| J. Paul Popkin | Production Supervisor |
| Lindsley Parsons Jr. | Assistant Production Manager |
| Erich von Stroheim Jr. | Assistant Director |
| Franklin Milton | Recording Supervision |
| Lalo Schifrin | Conductor |
| George 'Red' Callender | Musician |
| Conte Candoli | Musician |
| Buddy Collette | Musician |
| Paul Horn | Musician |
| Artie Kane | Musician |
| Shelly Manne | Musician |
| Red Mitchell | Musician |
| Howard Roberts | Musician |
| Walter Kelley | Dialogue Coach |
