Tom Mix plays a California breeder of polo ponies in love with a society gal. The cowboy saves the day when a member of her brother's polo team is injured during an important match. Mix immediately replaces him and amazes the audience with his spectacular riding stunts.
as Tom Phelan
as Tony (as Tony the Wonder Horse)
as Regina Schyler
as Wallace Van Acker
as Mother Schyler
as Roy Schyler (as Gordon Elliott)
as Low Jack Wilkins (as Monte Collins Jr.)
as Marie
as Helen Van Acker