Roy Rogers
— Roy Rogers
Carol Hughes
— Eleanor Fairbanks
Guy Usher
— John Fairbanks
Smiley Burnette
— Frog
Stephen Chase
— Tom Andrews
Earl Dwire
— Mayor Biggs
Tom Chatterton
— Congressman Edward H. Marlowe
Al Rice
— Member of Maple City Four
Fritz Meissner
— Member of Maple City Four
Pat Patterson
— Member of Maple City Four
Art Janes
— Member of Maple City Four
Kenneth Harlan
— Mr. Richards
Jack Rockwell
— Sheriff
Jack Ingram
— Dam Guard Captain
Dick Elliott
— Sen. William P. Scully
Dora Clement
— Mrs. Marlowe
Brandon Beach
— Senator Wilson
Jean Fowler
— Mrs. Wilson
Fred Burns
— Rankin, leader of mob to blow up dam
Slim Whitaker
— Tremaine, Rankin's partner
Earle Hodgins
— Radio Announcer
Merrill McCormick
— Peddler in Old Truck with Bell
Jack Kirk
— Water Wagon Driver
Frankie Marvin
— Deputy Pete
Burr Caruth
— Larkin