William Boyd. William Boyd was 41 in Hills of Old Wyoming as 'Hopalong Cassidy'.
George 'Gabby' Hayes. George 'Gabby' Hayes was 51 in Hills of Old Wyoming as 'Windy Halliday'.
Morris Ankrum. Morris Ankrum was 40 in Hills of Old Wyoming as 'Andrews'.
Russell Hayden. Russell Hayden was 24 in Hills of Old Wyoming as 'Lucky Jenkins'.
Gail Sheridan. Gail Sheridan was 21 in Hills of Old Wyoming as 'Alice Hutchins'.
John Beach. John Beach was 33 in Hills of Old Wyoming as 'Rancher Saunders'.
Clara Kimball Young. Clara Kimball Young was 46 in Hills of Old Wyoming as 'Ma Hutchins'.
Earle Hodgins. Earle Hodgins was 43 in Hills of Old Wyoming as 'Thompson'.
Steve Clemente. Steve Clemente was 51 in Hills of Old Wyoming as 'Lone Eagle'.
Chief John Big Tree. Chief John Big Tree was 59 in Hills of Old Wyoming as 'Chief Big Tree'.
George Chesebro. George Chesebro was 48 in Hills of Old Wyoming as 'Peterson'.John Power. John Power was 62 in Hills of Old Wyoming as 'Smiley'.
James Pier Mason. James Pier Mason was 48 in Hills of Old Wyoming as 'Deputy Henchman'.
Nate Watt. Nate Watt was 48 in Hills of Old Wyoming as 'Director'Archie Stout. Archie Stout was 51 in Hills of Old Wyoming as 'Director of Photography'Derwin Abrahams. Derwin Abrahams was 33 in Hills of Old Wyoming as 'Assistant Director'Maurice Geraghty. Maurice Geraghty was 28 in Hills of Old Wyoming as 'Screenplay'Harry Sherman. Harry Sherman was 52 in Hills of Old Wyoming as 'Producer'Robert B. Warwick Jr.. Robert B. Warwick Jr. was 29 in Hills of Old Wyoming as 'Editor'Lee Zahler. Lee Zahler was 43 in Hills of Old Wyoming as 'Original Music Composer'Clarence E. Mulford. Clarence E. Mulford was >> in Hills of Old Wyoming as 'Story'Lewis J. Rachmil. Lewis J. Rachmil was 28 in Hills of Old Wyoming as 'Art Direction'J.D. Trop. J.D. Trop was >> in Hills of Old Wyoming as 'Production Supervisor'Harry Knight. Harry Knight was >> in Hills of Old Wyoming as 'Production Manager'Alfred C. Kennedy. Alfred C. Kennedy was >> in Hills of Old Wyoming as 'Costume Design'