George Volk

Leon's wife and her fellow amateur actors decide to play a joke on Leon, which backfires when he doesn't realize they're acting.

A lady con artist sets out to steal her parole officer's fiance.

A Russian prince disguised as a worker and a cafe singer secretly involved in revolutionary activities fall in love.

A treasury agent becomes obsessed with exposing an international drug ring.

Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.