Trailer
 | George Peppard as Major John David Harkness |
 | Pernell Roberts as Jackson Buckley |
 | Belinda Montgomery as Heller Chase |
 | L.Q. Jones as Ben Lawler |
 | George Murdock as Captain MacDowell |
 | Barry Brown as Garratt |
 | Dana Elcar as Captain Detroville |
 | John Kellogg as Sgt. Major Marcy |
 | Bo Svenson as Raeder |
 | Vincent Van Patten as Peter Harkness |
 | Joaquín Martínez as Santanta |
 | Randolph Mantooth as 2nd Lt. Lewis |
 | Clint Ritchie as Corporal Love |
| Art | |
| Russell C. Forrest | Art Direction |
| George Milo | Set Decoration |
Costume & Make-Up | |
| Charles Waldo | Costume Design |
Production | |
| Joseph C. Cavalier | Unit Manager |
Directing | |
| James Fargo | Assistant Director |
Sound | |
| James R. Alexander | Sound |
Crew | |
| Frank Noel | Stunts |
Directing | |
| Ted Post | Director |
Writing | |
| Christopher Knopf | Teleplay |
| David Victor | Story |
| Douglas Benton | Story |
| Christopher Knopf | Story |
Production | |
| Norman Lloyd | Producer |
| David J. O'Connell | Supervising Producer |
| David Victor | Executive Producer |
Sound | |
| Leonard Rosenman | Original Music Composer |
Camera | |
| Enzo A. Martinelli | Director of Photography |
Editing | |
| Robert L. Kimble | Editor |
