Gunsmoke (1955)

S14E16 Time of the Jackals

Matt's ex-girlfriend emerges unexpectedly, offering crucial information that could lead to the capture of a dangerous serial murderer. As they navigate their complicated history, Matt must balance his feelings with the urgency of the investigation, all while racing against time to prevent another crime. With her insights and his determination, they delve deeper into the darkness of the killer's mind, uncovering secrets that threaten to unravel everything they once knew.