The Invisible Ray (1936)

The Invisible Ray (1936) is a Science Fiction, Horror, Thriller film directed by Lambert Hillyer, rated 6.4/10 by 61 viewers.

Dr. Janos Rukh discovers a certain type of radium that has almost magical healing properties. But the element has a dangerous side, too, and it has already started affecting Rukh. Consumed by paranoia, he begins to suspect that his wife is having an affair. Wild for revenge, Rukh hatches a deadly plot...using his own poisoned body as a weapon to kill.

Directed by Lambert Hillyer. Starring Boris Karloff, Bela Lugosi, Frank Lawton, Frances Drake, Violet Kemble Cooper.