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

Kenneth Harlan

Mr. Richards

Jack Rockwell

Sheriff

Jack Ingram

Dam Guard Captain

Dick Elliott

Sen. William P. Scully

Dora Clement

Mrs. Marlowe

Fred Burns

Rankin, leader of mob to blow up dam

Slim Whitaker

Tremaine, Rankin's partner

Earle Hodgins

Radio Announcer

Jack Kirk

Water Wagon Driver