 | Barry Sullivan | ... | Pat Garrett / ... (74 episodes, 1960-1962) |

| Clu Gulager | ... | William Bonney / ... (72 episodes, 1960-1962) |
 | Mark Tapscott | ... | Andy / ... (8 episodes, 1961-1962) |
 | Marianna Hill | ... | Rita (5 episodes, 1960-1961) |
 | Andy Clyde | ... | Pa McBean (5 episodes, 1960-1962) |
 | Judy Nugent | ... | June McBean (5 episodes, 1960-1962) |
 | Ken Lynch | ... | Andy Gorman (3 episodes, 1960-1961) |
 | Leonard P. Geer | ... | Lenny / ... (3 episodes, 1960-1961) |
 | Olive Sturgess | ... | May McBean (3 episodes, 1960-1961) |
 | Hal K. Dawson | ... | Clerk / ... (3 episodes, 1961-1962) |

| Leonard Nimoy | ... | Deputy Johnny Swift (2 episodes, 1960-1961) |
 | Jim Davis | ... | Bob Orringer (2 episodes, 1960) |
 | Ford Rainey | ... | Sheriff John Brady (2 episodes, 1960) |
 | K.L. Smith | ... | Hartman / ... (2 episodes, 1960) |
 | Tom London | ... | Prospector / ... (2 episodes, 1960-1961) |
 | Hank Patterson | ... | Jake (2 episodes, 1960-1962) |
 | Cynthia Chenault | ... | May McBean (2 episodes, 1960-1962) |
 | George Macready | ... | Cyrus Canfield / ... (2 episodes, 1960-1962) |
 | Craig Duncan | ... | Bartender / ... (2 episodes, 1960-1961) |
 | Don Kennedy | ... | Palen (2 episodes, 1960-1961) |
 | Ralph Votrian | ... | Johnny Nagel / ... (2 episodes, 1960-1961) |
 | Harry Antrim | | (2 episodes, 1961-1962) |
 | Tom Gilson | ... | Claude Baker / ... (2 episodes, 1961-1962) |
 | James Griffith | ... | Clint Latimer / ... (2 episodes, 1961-1962) |
 | George Kennedy | ... | Hyram / ... (2 episodes, 1961-1962) |

| Martin Landau | ... | Francisco (2 episodes, 1961-1962) |
 | Monica Lewis | ... | Sal (2 episodes, 1961-1962) |
 | Gregory Morton | ... | John Forrest (2 episodes, 1961-1962) |
 | Charles Watts | ... | Judge (2 episodes, 1961-1962) |
 | Russell Collins | ... | Sam Masters (2 episodes, 1961) |
 | Herbert Lytton | | (2 episodes, 1961) |
 | Harry von Zell | ... | Murphy (2 episodes, 1961) |