Fred Bain

The police arrest a man climbing over the wall of a cemetery after midnight. He claims that he is being blackmailed and is following instructions he received by mail to leave $1000 on a certain grave. It turns out that he's not the only one who got a blackmail letter from the same person--calling himself "The Black Panther"--and it also turns out that all the recipients are connected to an opera company.

Escaping from the Sheriff, Jim and Cookie decide to go straight. But when they meet their old cohort, The Blanco Kid, he tells their new boss they are outlaws and they are in trouble again.

An outlaw decides to hang up his guns and lead the "straight" life. His foster son falls for the daughter of a wealthy estate owner. The crooked manager of the estate wants the girl for himself--so he can control the estate when the father dies--and tells the father that the boy is an outlaw's son.

Both Indians and cowboys are after a beautiful stallion, the leader of a pack of wild horses.

Funds are embezzled and a fur trapper is murdered. Rin Tin Tin to the rescue!

Sir James Blake has retired from Scotland Yard so that he can assist his niece Hope and her friend Jerry in developing an apparatus they have invented. Sir James thinks that their invention has the potential to prevent wars, and plans to donate it to the League of Nations. But a gang of criminals led by the elusive "Scorpion" steals the device, and Blake and his associates must recover the invention and determine the identity of the "Scorpion".

A cop is fired from the force and attempts to solve a string of truck holdups.

Tyler abducts a young Mexican girl to save her from a lynching when she is accused of the murder of a VIP whom she killed in self defense.