John Cowell

as George Thompson (as Jack Cowell)

as Bartender Gabe

as Commander Wilson

as Capt. Flynn

as Hughes

as Lucky Gordon

as Wilson

as Graham - Murphy's Manager

as Clem - Grant's Henchman

as Attorney Wagner

as Kincaid

as Clyde Faber

as Professor Baker

as Davis

as Pete Brennan

as Croupier (uncredited)

as John Brent