| 角色 | 饰演者 | 角色介绍 |
| Wyatt Earp (Tombstone city marshal/U.S. marshal) | 詹姆斯·加纳 | |
| Doc Holliday | 杰森·罗巴兹 | |
| Ike Clanton | 罗伯特·瑞安 | |
| Octavius Roy (prosecuting attorney) | Albert Salmi | |
| Horace Sullivan (defense attorney) | Charles Aidman | |
| Andy Warshaw (Clanton man) | Steve Ihnat | |
| Pete Spence (new Tombstone city marshal) | Michael Tolan | |
| Texas Jack Vermillion | 威廉·温德姆 | |
| Turkey Creek Johnson | 隆尼·查普曼 | |
| John P. Clum | Larry Gates | |
| Judge Herman Spicer | William Schallert | |
| County Sheriff Jimmy Bryan | Bill Fletcher | |
| Dr. Charles Goodfellow | Karl Swenson | |
| Anson Safford | Austin Willis | |
| Tucson Sheriff Sherman McMasters | 蒙特·马卡姆 | |
| Thomas Fitch (attorney) | Richard Bull | |
| Morgan Earp | Sam Melville | |
| Marshal Virgil Earp | Frank Converse | |
| Curly Bill Brocius (Clanton man) | 强·沃特 | |
| Frank Stilwell | Robert Phillips | |
| Denver doctor (uncredited) | Edward Anhalt | |
| Billy Clanton (uncredited) | Walter Gregg | |
| Man hired by Clanton for $50 (uncredited) | 本·约翰逊 | |
| Frank McLowery (uncredited) | David Perna | |
| Deputy Latigo (Clanton man) (uncredited) | Jorge Russek |
