
Before I Hang
"Beware! When Karloff stops the clock, your hour has come!"

"Beware! When Karloff stops the clock, your hour has come!"
Dr. John Garth conducting an innovative medical experiment aimed at prolonging life and combating aging. The experiment takes an unexpected turn, placing the doctor in a confrontation with the ethics of his work and the consequences of his research.

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 trusted assistant. Re-animated he turns decidedly nasty and sets about murdering the jury that convicted him.

After experimenting on himself and becoming invisible, scientist Jack Griffin, now aggressive due to the drug's effects, seeks a way to reverse the experiment at any cost.

A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.

An American tourist and a troubled young woman are chased by her gang leader brother to a top secret British government facility that conducts experiments on children.

In 19th century England, a noted brain surgeon rescues a former student from being hanged on a false conviction for murder, and spirits him away to an ancient, repurposed abbey far in the countryside. There, he connives his pupil into assisting him in mapping the functions of the various parts of the human brain, using living subjects who are under a terrible animation-suspending drug called "black sleep". Subsequently, the student, along with the daughter of one of the subjects, discover that most of these subjects have survived but are being kept in a dungeon-like cellar, in various stages of physical and mental derangement...

Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature with a horrid face — and a tendency to kill.

In a massive, mysterious chamber, fifty strangers awaken to find themselves trapped with no memory of how they got there. Organized in an inward-facing circle and unable to move, they quickly learn that every two minutes, one of them must die…executed by a strange device in the center of the room.

Will and his new girlfriend Kira are invited to a dinner with old friends at the house of Will’s ex Eden and her new partner David. Although the evening appears to be relaxed, Will soon gets a creeping suspicion that their charming host David is up to something.

After a blackout in his office building, accountant David Stillwell emerges outside to find out a man he did not know either jumped or was pushed out a window to his death — and that he can't remember the past two years of his life. Enlisting the help of a rookie private eye and a reluctant old flame, Stillwell uncovers the mystery detail by unexpected detail.

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

Jane Marple solves the mystery when a local woman is poisoned and a visiting movie star seems to have been the intended victim.

The owner of a coal mining operation, falsely imprisoned for fratricide, takes a drug to make him invisible, despite its side effect: gradual madness.

A sister and her disturbed twin are implicated in a murder and a police detective must figure out which one's the killer.

After a fatal test shuts down their project, a disgraced team of scientists enters the criminal underworld to rebuild a forbidden space-bending engine that could rescue humanity or annihilate it entirely.

A US government germ warfare lab has had an accident. The first theory is that one of the germs has been released and killed several scientists. The big fear is that a more virulent strain, named The Satan Bug because all life can be killed off by it should it escape, may have been stolen.

Pursued by the big-time gambler he robbed, John Muller assumes a new identity—with unfortunate results.

An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.

A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly, which took only four days to develop. As the doctor investigates, aided by the scientist's new female assistant, they discover that something is devouring local cattle and humans in increasingly large quantities.

Federal agent Alexandra Barnes believes that Catherine Petersen is a serial killer who marries rich men and then murders them for their money. But since Catherine is seemingly a master of disguise and has multiple identities, Alexandra can't prove anything with conventional detective work. With no other option, she goes undercover, pursuing the same man as Catherine, and hoping that Catherine will slip up and reveal her true identity.

A falsely convicted man's wife, Catherine, and an alcoholic composer and pianist, Martin, team up in an attempt to clear her husband of the murder of a blonde singer, who is Martin's wife.

Boris Karloff
Dr. John Garth

Evelyn Keyes
Martha Garth

Bruce Bennett
Dr. Paul Ames

Don Beddoe
Capt. McGraw

Edward Van Sloan
Dr. Ralph Howard

Ben Taggart
Warden Thompson

Pedro de Cordoba
Victor Sondini
Wright Kramer
George Wharton

Bertram Marburgh
Stephen Barclay

Robert Fiske
District Attorney

Frank Richards
Otto Kron - Convict

Kenneth MacDonald
Anson, Prison Guard