Mannix Season 6 Episode 17 - A Matter of Principle

Airdate: 1973-Jan-14

Episode summary:

Two elderly sisters ask Mannix to investigate a hit-and-run, and he discovers that the driver may have been involved in a murder.

About Mannix series:

Originally, Joe Mannix worked for a large Los Angeles detective agency called Intertect, featuring the use of computers to help solve crimes. A reg...Show more >