Hugh O'Brian
Wyatt Earp
Bruce Boxleitner
Sam, Sheriff of Cochise County
Paul Brinegar
Jim 'Dog' Kelly
Harry Carey, Jr.
Digger Phelps
Bo Hopkins
Rattlesnake Reynolds
Alex Hyde-White
Woodworth Clum
Martin Kove
Ed Ross
Don Meredith
Clay the Bartender
Jay Underwood
Jack Montgomery
Douglas Fowley
Doc Holliday / Doc Fabrique (flashback sequences) (archive footage)
John Anderson
Virgil Earp (flashback sequence) (archive footage)
Steve Brodie
Sheriff John Behan (flashback sequence) (archive footage)
Lloyd Corrigan
Ned Buntline (flashback sequence) (archive footage)
Gordon Wynn
Colonel Warren (Flashback Sequence)