Horror story of a beautiful girl turns into a man-eating cobra.

A band of adventurers invade a native island determined to grab a reported fortune in buried treasure.

A kidnapped diver is taken to an island inhabited by a mad scientist and his half-animal, half-human creations.

Satan saves Joseph Ashley from death on the condition that he become his disciple (and, as it turns out, a hairy murderous beast).

A mad scientist creates a monster, but after its head is cut off, he keeps it alive in a serum he has invented.