Trailer
Images
 | Neville Brand as James V. Dunn |
 | Emile Meyer as Warden Reynolds |
 | Frank Faylen as Commissioner Haskell |
 | Leo Gordon as Crazy Mike Carne |
 | Robert Osterloh as The Colonel |
 | Paul Frees as Guard Monroe |
 | Don Keefer as Reporter |
 | Alvy Moore as Gator |
 | Dabbs Greer as Schuyler |
 | Whit Bissell as Guard Snader |
 | James Anderson as Guard Acton |
 | Carleton Young as Captain of the Guards Barrett |
 | Harold J. Kennedy as Reporter |
 | William Schallert as Reporter |
| Jonathan Hole as Reporter Russell |
 | Robert Patten as Frank |
 | William Phipps as Mickey |
 | Joel Fluellen as Al |
 | Roy Glenn as Guard Delmar |
| Joe Kerr as Mac |
| John Tarangelo as Manuel |
 | Robert Burton as Guard Ambrose |
 | Thomas Browne Henry as Governor |
| Art | |
| Dave Milton | Art Direction |
Directing | |
| Don Siegel | Director |
Camera | |
| Russell Harlan | Director of Photography |
Sound | |
| Herschel Burke Gilbert | Original Music Composer |
Writing | |
| Richard Collins | Screenplay |
Production | |
| Walter Wanger | Producer |
Writing | |
| Richard Collins | Story |
Editing | |
| Bruce B. Pierce | Editor |
