![Lux Video Theatre](https://image.tmdb.org/t/p/w342/qu0r8zAa2hQpkHGq9qkmRm7WXze.jpg)
7 Season
337 Episode
Lux Video Theatre - Season 7 Episode 50 Diagnosis - Homicide
An elderly but wealthy woman is murdered, and the only clues the police have are a a bloody envelope, a toothpick and a dead mosquito.