The Law of the Wild

The Law of the Wild is a 1934 American western serial film produced by Nat Levine, directed by B. Reeves Eason and Armand Schaefer, distributed by Mascot Pictures, and starring two famous animal stars, Rex the Wonder Horse and Rin Tin Tin Jr. as the serial's two leads. Bob Custer played hero John Sheldon, Richard Cramer played villain Frank Nolan, and famed comedian Ben Turpin co-starred as the comic relief sidekick Henry.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.