as Karl, aka Dr. Acula
as Nick
as Joe
as Gambler (uncredited)
as Dow
as Henchman Pete McAvoy
as Clint Scollard
as Sheriff Winters
as Asa Morgan
as Henchman Chuck
as Henchman Scotty
as Chet Adams
as Al Bartlett
as Michael's Henchman
as Lance - Henchman
as Blackie
as Lefty
as Snyder
as Hanley
as Self
as Tom
as Henchman Tom
as Lt. Matt Carson
as Henchman Johnny Slade
as Bart Wallace
as Charles Mitchell
as Frank Hanlon
as Abu
as Captain Anders
as Mulie
as The Martian Airfield Captain
as Maj. Naylor
as Charlie (Uncredited)
as Tim Reymond
as Jay Lynch
as Ram Singh, Wentworth's Hindu Chauffeur
as Murder Victim (Uncredited)
as Rustler talking with Jackson
as George Hooker
as Fred Jones
as Capt. Foley
as Office Worker (Uncredited)
as Ram Singh
as Homesteader Clark
as Lt. Lacy
as Henchman Felton
as Tanner
as Steve Dallas
as Arthur Wilkes - Secretary
as Mcquaid
as Ben Brady
as Whitey - Henchman
as Sergeant Gordon
as Henchman Bender
as Tom Bancroft
as Al Herman
as Henchman
as Spade - Henchman
as Dr. Chambers [Chs. 1-2, 8]
as Sergeant on Sidewalk with Sgt. Collins (uncredited)
as Henchman Indigo Hubbard
as Dave Brewster
as Speed Dennison
as Henchman Pete
as Crawley (uncredited)
as Bob Day
as Henchman Pete Chandler
as Barnett
as Plug
as Henchman (uncredited)
as Cal Freeling
as Rod
as Captain Clay
as Marvin
as Henchman Crandall
as Latigo (uncredited)
as Narrator (voice) (uncredited)
as Joe Bardet
as Paul--Deresco Aide
as Jess Fowler
as Cowboy in Saloon
as Adams
as Uncle Ben Allen
as Dave Hendricks
as Deputy Barrow
as Frank Stevens
as Michael Bellamy
as J.W. Carlton
as Sergeant on Sidewalk (uncredited)
as Henchman Jackson
as Henchman Turner
as Construction Worker (uncredited)
as Henderson
as Airdrome Captain
as Express Rider
as Morgan
as Henchman Steve
as Henchman Brannigan
as Car-Rental Clerk
as R. J. Cole
as Sam Mantell
as Brazos Kane
as Bob Horner
as Henchman Johnson
as Captain Jim Wallace
as Henchman Hackett
as Fred
as Lafe
as U.S. Customs Agent Lou Evers
as (uncredited)
as Henchman Joe
as Blake Hardy
as Durgan
as Boarder
as Ross McLain
as Henchman Ben Bannon
as Leathers
as Sidney Brand
as Blaine - Henchman
as Rance
as William Murrell
as Sheriff
as Dr. Paul Dexter
as Croupier
as Sheriff Barnes
as Nat Burdell
as Jack
as Tom Blaine
as Sam Priestly
as Trigger Chandler
as Henchman Adams
as Ranch-Hand Larry
as Ed Rance
as Sheriff Jeff
as Bill Mayberry
as Henchman Dick Cantwell
as Henchman Gentry [Chs. 7, 11]
as Deputy Walt
as Henchman Kirk
as Geologist McBride
as Wedding Rehearsal Attendant (uncredited)
as Man in Bar (uncredited)
as Curly Andrews
as Henchman Bragg
as Henchman Two-Gun
as Henchman Brownie
as Servant
as Bill Willis
as Frank Hammond
as Al
as Car Salesman
as Saloon Henchman
as Chick Williams
as Nebraska
as Dan Kirk
as John Sommerset
