Directed by
| Douglas Heyes | ||
Writing Credits (in alphabetical order)
| Douglas Heyes | ... | (novel) |
Cast (in credits order)
| Harry Guardino | ... | Leo Gordon | |
| Dean Jagger | ... | Charles Van Cleve | |
| Barbara McNair | ... | Donna Travers | |
| Joseph Cotten | ... | Martin Bannister | |
| Ina Balin | ... | Karen Menardos | |
| Dina Merrill | ... | Beatrice Savarona | |
| Jack Carter | ... | Freddie Farber | |
| Troy Donahue | ... | Julian Thatcher | |
| Stephen McNally | ... | Lt. Joseph Webber | |
| Fernando Lamas | ... | Dominic Savarona | |
| Kermit Murdock | ... | Senator | |
| Hal Hopper | ... | Savarona's Chauffer | |
 |
Vince Williams | ||
| Duane Grey | |||
| John S. Ragin | ... | Mr. Sutton - FBI | |
| Rest of cast listed alphabetically: | |||
|
|
Budd Albright | ... | William Rollins , Interviewed Waiter |
Produced by
| Steve Heilpern | ... | associate producer |
| Roy Huggins | ... | executive producer |
| Carl Pingitore | ... | associate producer |
| Jo Swerling Jr. | ... | producer |
Music by
| Pete Rugolo | ||
Cinematography by
| Ralph Woolsey | ||
Editing by
| Robert Watts | ||
Art Direction by
| Robert Luthardt | ||
Second Unit Director or Assistant Director
| Marty Hornstein | ... | assistant director |
Stunts
| Budd Albright | ... | stunt coordinator |
