Dragnet Radio Series Ep: 060 "The Big Dare" 

ragnet Radio Series Ep: 060 "The Big Dare"*
Air Date: 08/03/50
A woman is knifed to death, and her body bears the mark of a brutally slain attack. The Police are called in by the woman's son who had found the body. During the investigation, it's revealed the mom had several boyfriends, and one of her current boyfriends was jealous of her having other boyfriends. As the Dragnet closes in on the killer, his sister arranges for the suspect to surrender.
*= Originally sponsored by Fatima Cigarettes. (Use of tobacco products is not generally advised, but the sponsor's ads are included for historical accuracy.)