Sheldon Lewis

Ken, sent to investigate cattle rustlers, poses as a peddler during the day but the Masked Rider at night.

Sheldon Lewis plays the title role of Dr. Henry Jekyll and his alter-ego Mr. Hyde in this ten-minute short film.

Wanting the Lance ranch, Burkett kills Lance and brings in an imposter to pose as the heir Ken Lance. Ken learns of the plan, captures the imposter, and arrives posing as himself. In an ensuing gunfight a man is killed and Ken is in trouble when not only is he accused of the murder, but the imposter escapes and convinces the Sheriff he's the real Ken Lance.

Ruth Earlton has come home to her ancestral mansion to claim her inheritance. Accompanied by her boyfriend, she discovers that her father died suddenly under suspicious circumstances. Now it's her turn, as her deranged and relentless uncle targets her for death with the help of his wife and son, plus a very unhappy ape.

A range lawman (Ken Maynard) unmasks a black-cloaked phantom killer (Sheldon Lewis).

An eclectic group of people are stalked by a masked killer in an old mansion.

'Firebrand' Jordan is a ranger sent into the high Sierras to assist the local Sheriff Ed Burns in capturing a mysterious band of counterfeiters.

Terry Macy (Reed Howes), the son of a newspaper's founder, is assigned to investigate a mysterious warning signed '30' (newspaper term for 'The End)that has been sent to a local politician. Terry is captured at a clandestine meeting of the 'Mystic Medicants", an outlaw band, where he overhears the plans of a plot to kill his uncle, Robert Macy, publisher of the newspaper. Terry must also, according to his father's will, get married within a short period of time is he is to inherit the newspaper.

After Tarzan's estate is destroyed by Arabs Jane is sold into slavery by a man posing as a friendly scientist. Tarzan develops amnesia after a blow to the head. When he recovers his memory (from a later blow) he defeats the villain, recovers the fabulous jewels of Opar, and rescues Jane.

Before a planned African expedition, a man's fiancée worries her father's guest plans to steal one of her father's rubies. The couple are kidnapped and held prisoner at a mysterious, creepy house. Strange things are afoot at Satan's house.