| Charles Bronson | James Otis,Wild Bill Hickok |
| Jack Warden | Charlie Zane |
| Will Sampson | Crazy Horse/Worm |
| Kim Novak | Poker Jenny |
| Clint Walker | Kileen |
| Stuart Whitman | Coxy |
| John Carradine | Briggs |
| Cara Williams | Cassie |
| Shay Duffin | Brady |
| Douglas Fowley | Bixby |
| Clifford A. Pellow | Holt |
| Ed Lauter | Capt. Tom Custer |
| Ed Bakey | Ben Corbett |
| Eve Brent | Frieda |
| Cliff Carnell | Johnny Varner |
| Christopher Cary | Short Man |
| Richard Gilliland | Cpl. Kileen |
| Martin Kove | Jack McCall |
| Joe Roman | Silky Smith |
| Ron Thompson | Frozen Dog Pimp |
| Dan Vadis | Tall Man |
| Scott Walker | Gyp Hook-Hand |
| Bert Williams | Paddy Welsh |
| Douglas Hume | Aaron Pratt |
| Larry Martindale | Cheyenne Bar Man |
| Will Walker | Actor |
| Slim Pickens | Abel Pickney |
Technical Credits
| J. Lee Thompson | Director |
| Michael F. Anderson | Editor |
| John Barry | Score Composer |
| James I. Berkey | Set Decoration/Design |
| Lyle J. Burbridge | Sound/Sound Designer |
| Bennie E. Dobbins | Stunts |
| Roy L. Downey | Special Effects |
| Dennis Fill | Costumes/Costume Designer |
| Pancho Kohner | Producer |
| Michael J. Kohut | Sound/Sound Designer |
| Tambi Larsen | Production Designer |
| Paul Lohmann | Cinematographer |
| Wiliam L. McCaughey | Sound/Sound Designer |
| Richard Parker | Special Effects |
| Harlan Riggs | Sound/Sound Designer |
| Richard Sale | Screenwriter |
| Eric Seelig | Costumes/Costume Designer |
