
Using a Serial Killer to Catch a Killer | Sheryl “Mac” McCollum | Have A Seat
From Have A Seat with Chris Hansen by Chris Hansen
May 20, 2026 · 46 min
About this episode
Chris Hansen interviews Sheryl “Mac” McCollum about her book and the case of the Flint River Killer’s Daughter.
On this special episode of Have a Seat, Chris Hansen is joined by legendary crime scene investigator, Sheryl “Mac” McCollum to discuss her latest book, Swans Don’t Swim in a Sewer; Solving the Cold Case of the Flint River Killer’s Daughter, and how she used the serial killer to catch a killer. The case of Melissa Wolfenbarger is something straight out of a Hollywood film with so many twists and turns, it’s hard to believe it all happened the way it did, and how it all ended in court, will leave you shocked! McCollum and Hansen go through all the wild ins and outs of the case and why she decided it was time to tell the real story. But an interview with “Mac” wouldn’t be complete without getting her thoughts on the Nancy Guthrie case and they talk about her newest project set to release soon, her investigation into the escape from Alcatraz! You’re definitely going to want to have a seat for this episode! OneSkin: Get 15% off OneSkin with the code HANSEN at https://www.oneskin.co/HANSEN#oneskinpod Home Title Lock: Go to https://hometitlelock.com/chrishansenand use promo code HANSEN to get a FREE title history report and a FREE TRIAL of their Triple Lock Protection! For details visit…
People in this episode
Host: Chris Hansen
Guest: Sheryl “Mac” McCollum
Topics covered
- true crime
- cold case
- crime scene investigation
- serial killer
- legal proceedings
Keywords
- serial killer
- cold case
- crime scene investigation
- Flint River Killer
- Melissa Wolfenbarger
Sponsors
OneSkin, Home Title Lock
Mentioned in this episode
Books & works: Swans Don’t Swim in a Sewer
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