William Boyd
— Hopalong Cassidy
George 'Gabby' Hayes
— Windy Halliday
Russell Hayden
— Lucky Jenkins
Nora Lane
— Nora Blake
Harry Worth
— Horace Hepburn
Lois Wilde
— Laura Peters
Billy King
— Artie Peters
William Duncan
— Buck Peters
Jack Rutherford
— Blackie
Ernie Adams
— Keno
John Beach
— Pete
Ben Corbett
— Henchman
Frank Ellis
— Dirk
Leo J. McMahon
— Bar 20 Cowhand
Artie Ortego
— Henchman
Blackjack Ward
— Slim