Jack Kelly
Bart Maverick

James Garner
Bret Maverick

Roger Moore
Beauregarde Maverick

Kathleen Crowley
/ Daisy Harris

Tol Avery
George Cross / John Sloan

Chubby Johnson
Simmons / Billy Waker

Harry Harvey
Store Owner / Stagecoach Driver / Western Union Telegrapher (uncredited) / Capt....

Gerald Mohr
Doc Holliday / Gus Tellson / Steve Corbett / Johnny Bolero / / Giacomo Beretti

Hal Taggart
Harris (uncredited) / Poker Player (uncredited) / Telegrapher (uncredited) / Exp...

Frank Ferguson
/ Sheriff Luther Hawkins / Genessee Jones / Sheriff McPeters

Peter Breck
/ Doc Holliday / Sheriff Dan Trevor

Will Wright
/ Jabe Hallock / Sheriff Chester Bentley / General Hoyt Bosco / General Eakins

Richard Reeves
Rex Clark / Prospector / Monty / Bull Crumpett / Anthony Offord / Rafe Plummer

Leo Gordon
Big Mike McComb

Sig Ruman
/ Capt. Steeger

Mickey Simpson
/ Jubal

Efrem Zimbalist Jr.
Dandy Jim Buckley

Lane Chandler
Lawson (uncredited)

Ray Teal
Mart Fallon / Sheriff Chick Tucker

Lane Bradford
/ Matt Hendricks