A backwoods game warden and a local doctor discover that giant leeches are responsible for disappearances and deaths in a local swamp, but the local police don’t believe them.

It is prior to the commencement of World War II, and Japan’s fiendish Black Dragon Society is hatching an evil plot with the Nazis. They instruct a brilliant scientist, Dr….

A bank teller becomes involved with a hold-up, counterfeiters and a theatrical troupe posing as spooks in a haunted house.

Glenn Manning, “The Amazing Colossal Man,” believed dead after falling from the Hoover Dam, reemerges in rural Mexico, brain damaged, disfigured, and very angry.

A researcher investigating a notorious serial killer who was hanged 20 years earlier seemingly becomes possessed by the long dead strangler.

Dr. Henryk Savaard is a scientist working on experiments to restore life to the dead. When he is unjustly hanged for murder, he is brought back to life by his…

A doctor—on orders from a sentient brain—kidnaps intimate couples and takes them to his mansion as prisoners. He injects his subjects with a substance to ‘enhance’ their sexual abilities. The…

Frederick Loren invites five strangers to the party of a lifetime and offers each of them $10,000 if they can stay the night in the reportedly haunted house. Armed with…

A Secret Service agent nabs a scalpel-happy doctor who runs drugs in caskets.

After bringing his beautiful new wife Paula home to America from a remote island on which she was raised, Professor Norman Reed begins to feel the clash between his world…

A mad scientist captures young women and drains their blood, in order to keep alive an ancient, evil duchess.

When master monster make-up man Pete Dumond is fired by the new bosses of American International studios, he uses his creations to exact revenge.