 | Robert Mitchum als Lt. Col. Barney Adams |
 | France Nuyen als Kate Davray |
 | Barry Sullivan als General Kempton |
 | Trevor Howard als Major Kensington |
 | Keenan Wynn als Lieut. Winston |
 | Sam Wanamaker als Major Kaufman |
 | Alexander Knox als Colonel Burton |
 | Gary Cockrell als Lieut. Morse |
 | Robert Nichols als Lieut. Bender |
 | Michael Goodliffe als Colonel Shaw |
 | Errol John als Sgt. Jackson |
 | Paul Maxwell als Major Smith |
 | Lionel Murton als Capt. Gunther |
 | Russell Napier als Colonel Thompson |
| Jared Allen als Capt. Dwyer |
 | David Bauer als Colonel Mayburt |
 | Edward Underdown |
 | Howard Marion-Crawford |
 | Bill Mitchell |
 | Al Waxman |
 | Glenn Beck |
 | Ed Bishop |
 | Terence Cooper |
| Graham Skidmore |
| Terence Skelton |
 | Julian Burton |
| Ron Bruce |
| Graeme Bruce |
| David Rendall |
| David Cargill |
 | Alister Williamson |
 | Bruce Boa |
| Guy Hamilton | Director |
| Wilkie Cooper | Director of Photography |
| Max E. Youngstein | Executive Producer |
| Walter Seltzer | Producer |
| Keith Waterhouse | Screenplay |
| Howard Fast | Novel |
| Willis Hall | Screenplay |
| John Bloom | Editor |
| Joyce Herlihy | Unit Production Manager |
| Kip Gowans | Assistant Director |
| Angela Martelli | Script Supervisor |
| Harvey Woods | Casting Director |
| Frank Drake | Camera Operator |
| Les Hammond | Sound Mixer |
| Len Shilton | Sound Mixer |
| Matt McCarthy | ADR Editor |
| Jock MacGregor | Producer's Assistant |
| Ivy Baker | Costume Supervisor |
| Sidney Turner | Makeup Artist |
| Olga Angelinetta | Hairstylist |
| Leon Davis | Construction Manager |
| John Barry | Original Music Composer |
| Lionel Bart | Main Title Theme Composer |
| David Middlemas | Production Supervisor |
| John Howell | Art Direction |
