A fur trapper catches another trapper trying to steal his furs. He stops the thief, but later on the furs are stolen anyway. Rin Tin Tin Jr. tracks down the thief to try to get the furs back.
Practical Effects
Real trained dog stunts that put modern CGI to shame.
Acting
Rin Tin Tin Jr. out-acts the entire human cast.

Director
Bernard B. Ray
Trivia, insights & behind the scenes
Rin Tin Tin Jr. was the second generation of Hollywood's most famous canine star; his father saved Warner Bros. from bankruptcy in the 1920s.
This Poverty Row quickie was shot in under a week for rural theaters, part of a dying breed of B-movie dog adventures before television killed the genre.