In this remake of The Telegraph Trail (1933), made four years before, Warners brought back Albert J. Smith and Yakama Canutt to replay their villainous roles, Lynch and High Wolf.
Paul Panzer is credited onscreen but was replaced by Buck Connors in the role of "Jed". Similarly Jack Mower is credited onscreen but was replaced by Stuart Holmes in the role of "Camp Foreman".
The frequent shifts in image quality reveals that stock footage was being used.
Prologue: "For many years American civilization struggled against tremendous odds to develop the vast Empire of the West."