•
Chris Alcaide, as Clint Hollister in "Uranium Pete", as Slade in "Hail to the Rangers" (both 1955), and as Ben Thomas in "Trail Herd" (1957) •
Stanley Andrews, four episodes, mainly as Marshal MacDonald •
Morris Ankrum, as Colonel Cole Bryson in "Trail Herd" (1957) •
Gregg Barton, as George Webster in "Horseman of the Sierras" (1956) and as Quiqley in "Double Reward" (1957) •
Ray Boyle, in "Streamlined Rustlers" (1957) •
Lane Bradford, as Asa Brockway in "Blazing Across the Pecos" and as Big Jack in "The Rough Tough West" (both 1955) •
X Brands, as Johnnie Tyce in "Whirlwind Raiders" (1957) •
Paul Brinegar, as the lead guest star in "The Hobo" (1956) •
Harry Cheshire, as Joe Chaney in "Desert Fury" (1958) •
Andy Clyde in "Hardrock's Dilemma" and "Double Reward" (both 1957) •
Michael Dante, as Alfred in "Edge of Danger" (1958) •
Anthony Eisley, as Jack Carr in "Kickback" (1958) •
Dick Elliott, as prospector Pete Cooper in "Uranium Pete" (1955) and as Sheriff Tiny Morris in "Both Barrels Blazine" (1957) •
Frank Ferguson, as Dembrow in "Deadfall" (1958) •
Leo Gordon, as Joe Brock in "Desert Fury" (1958) •
Ron Hagerthy, as Jim Hartley in "The Devil's Deputy" (1956) •
Don C. Harvey, as Milo Paxin in "Return of the Rough Riders" (1955) • Harry Harvey, Jr., as Jeff Thorpe in "Traitor's Gold" (1958) •
Ed Hinton, as Matt Carter in "Blazing Across the
Pecos" and as Walker in "The Rough, Tough West" (both 1955) •
I. Stanford Jolley, as Sheriff Clinton in "West of Sonora"; the sheriff fights a former outlaw for custody of a little girl. •
Jimmy Lydon, as Lt. Jared Evans in "Warpath" (1958) •
Ewing Mitchell, as Tom Weldon in "Whirlwind Raiders" (1957) •
Dennis Moore, as Jim Webb in "Panhandle" (1956) •
Burt Mustin, as Ned Watkins in "Home in San Antone" (1955) •
Gregg Palmer, as Pete Hackett in "Panhandle" (1956) •
Eddie Parker, three times and as stuntman •
John M. Pickard, as Frank Warren in "Ransom Flight", the series premiere •
Paul Picerni, as Philip Conzog in "Gypsy Boy" (1957) •
Denver Pyle, as Noah Reed in "Texas Flyer" (1958) •
Rhodes Reason, as Sheriff Tom Keever in "Uranium Pete" and as Dave in "Hail to the Rangers" (both 1955) •
Olan Soule, as Bill Peters in "Steel Trap" (1958) •
Marjorie Stapp, as Stacey Walker in "Ambush" (1958, series finale) •
Dub Taylor, as Jack Geyer in "The Fifth Plague" (1958) •
Pierre Watkin, as Ross Oliver in "Jace and Clay" (1958) •
Grant Withers, as Ramrod Johnson in "Cattle Drive" (1958) == Radio episode log ==