The Night Walker

The Night Walker is a 1964 American psychological horror film directed and produced by William Castle, written by Robert Bloch, and starring Robert Taylor, Judith Meredith, Lloyd Bochner and Barbara Stanwyck in her final theatrical film role. It follows the wife of a wealthy inventor who is plagued by increasingly disturbing nightmares, which escalate after her husband's death. It was the final black and white film made by Universal Pictures.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.