Cast and credits of Hills of Old Wyoming (1937)

Starring

William Boyd
Hopalong Cassidy

George 'Gabby' Hayes
Windy Halliday (as George Hayes)

Morris Ankrum
Andrews (as Stephen Morris)

Russell Hayden
Lucky Jenkins

Gail Sheridan
Alice Hutchins

Clara Kimball Young
Ma Hutchins

Earle Hodgins
Thompson

Steve Clemente
Lone Eagle - Henchman

Chief John Big Tree
Chief Big Tree (as Chief Big Tree)

George Chesebro
Peterson - Henchman (as George Chesboro)

Jim Mason
Deputy Henchman (uncredited)

Written by

Maurice Geraghty
(dialogue & screenplay)