Tom Mix
— Tom
Tony the Horse
— Tony, Tom's Horse
George Bancroft
— Tex Wilson
Doris May
— Helen Shields
Lucien Littlefield
— Charlie Winter
DeWitt Jennings
— Jim Shields
Frank Coffyn
— Walter Gordon - in prologue
Jane Keckley
— Mrs. Gordon - in prologue
Ernest Butterworth
— Jimmie Gordon - in prologue
Buster Gardner
— Bill Howland - in play
Norma Wills
— Mrs. Shields - in play
Sid Jordan
— Need - in play
Nora Cecil
— Matilda Shields - in play
Ed Brady
— Character
Hank Bell
— Character