| 角色 | 饰演者 | 角色介绍 |
| Pony Express Rider Roy Rogers | 罗伊·罗杰斯 | |
| Ann Langhorne (as Mary Hart) | Lynne Roberts | |
| Horseshoe the Trapper | 雷蒙德·哈顿 | |
| Sen. Calhoun Lassister | Edward Keane | |
| Luke Johnson | Noble Johnson | |
| Cherokee | 蒙蒂·布卢 | |
| Brett Langhorne ('St. Jo Sentinel') | Don Dillaway | |
| Dan Garrett (as William Royale) | William Royle | |
| Mrs. Murphy (Langhorne's housekeeper) | Ethel Wales | |
| Man at Deer Lodge Station (uncredited) | Ernie Adams | |
| Johnson Henchman (uncredited) | Earl Askam | |
| Man at dance (uncredited) | Chuck Baldra | |
| Laramie Station Agent (uncredited) | Hank Bell | |
| St. Jo Townsman (uncredited) | Buel Bryant | |
| Johnson Henchman (uncredited) | Roy Bucko | |
| Marshal in St. Jo (uncredited) | Fred Burns | |
| Johnson Henchman (uncredited) | Foxy Callahan | |
| Fiddle player (uncredited) | Bob Card | |
| St. Jo Townsman (uncredited) | Horace B. Carpenter | |
| St. Jo Stage agent (uncredited) | Burr Caruth | |
| Charley Weston (Express Rider) (uncredited) | Spade Cooley | |
| Johnson Henchman (uncredited) | Jim Corey | |
| Johnson Henchman at Pine Ridge Station (uncredited) | Art Dillard |
