| Rio McDonald | 简·拉塞尔
 | |
| Pat Garrett | 托马斯·米切尔
 | |
| Doc Holliday | 沃尔特·休斯顿
 | |
| (uncredited) | 本·约翰逊
 | |
| Billy the Kid (as Jack Beutel) | Jack Buetel | |
| Guadalupe | Mimi Aguglia
 | |
| Charley | Joe Sawyer | |
| Stranger | Gene Rizzi | |
| Boy (uncredited) | Bobby Callahan | |
| Mike - Waiter (uncredited) | Martin Garralaga | |
| Boy (uncredited) | Dickie Jones | |
| Officer (uncredited) | Cecil Kellogg | |
| Deputy (uncredited) | Ethan Laidlaw | |
| Guard (uncredited) | Ted Mapes | |
| Drunken Cowboy (uncredited) | William Newell | |
| Dolan - Man Entering Saloon (uncredited) | Emory Parnell | |
| Swanson (uncredited) | Edward Peil Sr. | |
| Bystander (uncredited) | Wallace Reid Jr. | |
| Pablo (uncredited) | Julian Rivero | |
| Card Dealer (uncredited) | Lee Shumway | |
| Deputy (uncredited) | William Steele | |
| Townsman at Sheriff's Office (uncredited) | Harry Strang | |
| Boy (uncredited) | Frank Ward | |
| Bartender (uncredited) | Pat West | |
