Directed by
| R.G. Springsteen | ||
Writing Credits
| John K. Butler | ... | (screenplay) |
Cast (in credits order)
| Sean McClory | ... | Gunner O'Hara & John O'Hara | |
 |
Joanne Jordan | ... | Joan Marlowe |
| Ray Middleton | ... | Police Chief Corbett | |
| Jaclynne Greene | ... | Gilda | |
| Lee Van Cleef | ... | Flash Logan | |
| James Griffith | ... | Smiley Di Angelo | |
| Hugh Sanders | ... | Tim Donovan | |
| Roy Roberts | ... | District Attorney | |
| Peter Mamakos | ... | Charlie Green | |
| Robert Crosson | ... | Danny Marlowe | |
| Frank Gerstle | ... | Dum-Dum Wilson | |
| Willis Bouchey | ... | Warden Lewis J. Johnson | |
| Philip Van Zandt | ... | Jake Freeman | |
| Rest of cast listed alphabetically: | |||
| Don Haggerty | ... | Prison Guard (uncredited) | |
Produced by
| William J. O'Sullivan | ... | associate producer |
Music by
| R. Dale Butts | ||
Cinematography by
| Reggie Lanning | ||
Editing by
| Tony Martinelli | ||
Art Direction by
| Walter E. Keller | ||
Set Decoration by
| Edward G. Boyle | ||
| John McCarthy Jr. | ||
Costume Design by
| Adele Palmer | ||
Makeup Department
| Bob Mark | ... | makeup supervisor |
Second Unit Director or Assistant Director
| Roy Wade | ... | assistant director |
| William F. Sheehan | ... | assistant director (uncredited) |
Sound Department
| Joe Edmondson | ... | sound |
| Melvin M. Metcalfe Sr. | ... | sound mixer (uncredited) |
Special Effects by
| Howard Lydecker | ... | special effects |
| Theodore Lydecker | ... | special effects |
Music Department
| R. Dale Butts | ... | musical director (uncredited) |
| Heinz Roemheld | ... | composer: stock music (uncredited) |
| Nathan Scott | ... | composer: stock music (uncredited) |
| Victor Young | ... | composer: stock music (uncredited) |
Script and Continuity Department
| Geraldine Wright | ... | script supervisor (uncredited) |
