Disguising himself as a milquetoast Easterner who writes Western novels, Hoppy enrolls in a dude ranch in order to unmask the murderer of the owner's husband.
Hopalong Cassidy
Windy Halliday
Lucky Jenkins
Ann Marsh
Dorrie Marsh
Monte Keller
John Marsh
Steve Dorman
Abigail Snodgrass
E. Prescott Furbush
Superintendent
Bouncer
Mary Rogers
Stage Driver Bill (uncredited)
Barfly
Trail Patrol Member
Townsman
Cowboy
Dude
Jake
Stage Guard #2
Stage Guard #1
Stage Driver Bill
Cowhand
Director
Sound
Editor
Producer
Art Direction
Cinematography
Screenplay
Novel
