Season 7, Episode 12 The Eighth Deadly Sin

First Aired: December 1, 1975

An aging surgeon who has begun to make serious mistakes plans to operate on his granddaughter. Dr. Bycroft: Ralph Bellamy. Gannon: Chad Everett. Dr. Corelli: Robert Walden. Louise: Jane Wyatt. Jenny: Darleen Carr. Lochner: James Daly.