A mad doctor uses patients at his isolated psychiatric institute as subjects in his attempts to create longevity by surgically installing an artificial gland in their skulls.

A producer takes over a small film studio and - sensing that it'll be a good movie- begins investigating an old murder of a silent film director shot in his office years ago. He finds that his life is threatened as he digs deeper into the mystery.

An English farmer leads a village uprising against their corrupt landlords.

Shipwreck survivors land on an uncharted island inhabited by prehistoric beasts.

Based on adventures of Dr. Thomas Barlow in the far north.