Roy Rogers as Brett Starr aka Bill Brady

George 'Gabby' Hayes as Prof. Mortimer 'Gabby' Blackstone

Carol Adams as Linda Barrett

Henry Brandon as Ted Carver

Herbert Rawlinson as Judge Gary

Sally Payne as 'Princess' Sally Blackstone

Hal Taliaferro as Ripper

Jay Novello as Monte Burns

Horace Murphy as Seth Belden

Monte Blue as Sheriff Jordan

Ralf Harolde as Jake Marvel

Jack Kirk as Clem Littlejohn

Eddie Acuff as Reports Burns is dead

Ernie Adams as Medicine Show Spectator

Lynton Brent as Bert Snell

Fred Burns as Colorado Jack Breen

Yakima Canutt as Stage Driver

Horace B. Carpenter as Medicine Show Spectator

Spade Cooley as Musician

Art Dillard as Stage Guard

Robert Frazer as Crooked Businessman

Joel Friedkin as Businessman

Harrison Greene as Civic League Member

Karl Hackett as Bank President

Tex Harper as Townsman

Harry Harvey as Telegrapher Joe

Lloyd Ingraham as Printer Harry

Rex Lease as Townsman

George Lloyd as Stark

Tom London as Townsman

Theodore Lorch as Businessman

James Miller as Show Spectator

George Morrell as Townsman

James C. Morton as Store Owner

Frank O'Connor as Townsman

Jack O'Shea as Townsman

Pascale Perry as Stage Guard

Jack Rockwell as Townsman

Francis Sayles as Show Spectator

Al Taylor as Andy Baker

Archie Twitchell as Cavalry Lieutenant

Max Waizmann as Businessman

Wally West as Henchman

Bob Woodward as Stage Guard

Trigger as Brett's Horse