The Serial Killer Connection: Story, Cast and Series Facts

Story and premise

The Serial Killer Connection reveals an unlikely bond forged in the aftermath of a serial killer's crimes. Decades after marrying   Richard "Marc" Evonitz at a young age, Bonnie Lou learns that her former husband had been living a horrifying double life as a serial killer – with his deadly secret ultimately revealed after Kara Robinson Chamberlain's courageous escape from captivity. Years later, an unexpected connection sparked by a social media trend brings the two women together, transforming shared trauma into a determined quest for answers. United by a singular mission, the ex-wife and survivor of a serial killer unite in their determination to uncover the untold life and crimes of Evontiz and as they dig deeper, they confront the chilling possibility that the full scope of his crimes has yet to be revealed.

Series details

• Title: The Serial Killer Connection
• Format: Documentary
• Language: English
• Genres: Crime
• Premiere date: 2026-10-07
• Status in TVmaze: In Development
• Network listed by TVmaze: Investigation Discovery
• Network country: United States
• TVMaze ID: 94540

Seasons in the TVmaze catalogue

• Season 1: premiered 2026-10-07; final listed air date 2026-10-21; episode order: 3.

Source and licence

Adapted from The Serial Killer Connection on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.