A woman is trapped during a storm in a house with no electricity or phone. A killer has murdered her sister, stuffed the body in the basement, and is now after her.

• Universal Television
• American Broadcasting Company (ABC)
• Elizabeth Montgomery
• Eileen Heckart
• Sue Ane Langdon
• George Maharis
• Jess Walton
• Richard Derr
• Ross Elliott
• John Furlong