| Ralph Meeker | Mike Hammer |
| Albert Dekker | Dr. G.E. Soberin |
| Paul Stewart | Carl Evello |
| Maxine Cooper | Velda |
| Gaby Rodgers | Gabrielle |
| Juano Hernandez | Eddie Yeager |
| Wesley Addy | Lt. Pat Murphy |
| Nick Dennis | Nick |
| Cloris Leachman | Christina Bailey |
| Marian Carr | Friday |
| Jack Lambert | Sugar Smallhouse |
| Jack Elam | Charlie Max |
| Fortunio Bonanova | Carmen Trivago |
| Strother Martin | Harvey Wallace |
|
|
|
