| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Sidney Fleischman | Crew | Writing | Screenplay |
Donald A. Peters | Crew | Art | Production Design |
Gordon Bau | Crew | Costume & Make-Up | Makeup Supervisor |
John Beckman | Crew | Art | Art Direction |
John K. Kean | Crew | Sound | Sound |
 Leonard Rosenman | Crew | Sound | Music |
Marjorie Best | Crew | Costume & Make-Up | Costume Design |
Owen Marks | Crew | Editing | Editor |
Ralph S. Hurst | Crew | Art | Set Decoration |
 William A. Wellman | Crew | Directing | Director, Producer, Story |
 William H. Clothier | Crew | Camera | Director of Photography |
George Vieira | Crew | Directing | Assistant Director |
Matthew McCullen | Crew | Art | Assistant Property Master |
 Brett Halsey | Cast | Actor | Frank Baylies |
 Clint Eastwood | Cast | Actor | George Moseley |
 David Janssen | Cast | Actor | Duke Sinclair |
 Dick Rich | Cast | Actor | Policeman (uncredited) |
 Etchika Choureau | Cast | Actress | Renee Beaulieu |
 Henry Nakamura | Cast | Actor | Jimmy |
 Jody McCrea | Cast | Actor | Tom Hitchcock |
 Lomax Study | Cast | Actor | French Recruiting Officer (uncredited) |
 Louis Mercier | Cast | Actor | Captain Honore (uncredited) |
 Marcel Dalio | Cast | Actor | Drill Sergeant |
 Maurice Marsac | Cast | Actor | Sgt. Parris |
 Paul Fix | Cast | Actor | U.S. General |
Phil Adams | Cast | Actor | Landram Ovington (uncredited) |
 Raymond Bailey | Cast | Actor | Amos J. Walker |
Robert Hover | Cast | Dave Judd (as Bob Hover) | |
 Tab Hunter | Cast | Actor | Thad Walker |
 Tom Laughlin | Cast | Actor | Arthur Blumenthal |
 Veola Vonn | Cast | Actress | The Madam |
 Will Hutchins | Cast | Actor | Dave Putnam |
 William Wellman Jr. | Cast | Actor | Bill Wellman Sr. |
Denny Devine | Cast | Lawrence 'Red' Scanion (as Dennis Devine) | |
| Person | Type | Job | Role(s) |
