Zone 7 with Sheryl McCollum
266
Episodes
4.7 / 5
Rating

Zone 7 with Sheryl McCollum

by iHeartPodcasts and CrimeOnline

Category
True Crime
Frequency
Updated Weekly
Language
English
Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but a war room. Sheryl opens her cold case files, her heart and her little black book! You will quickly realize Zone 7 is not a place but a lifestyle!

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Recent Reviews

Best hidden gem

Hessiebessie057/1/2026

I have listened to every single episode. My favorite are the ones with Josh.

Personable Edutaining

JennSQ996/25/2026

I feel like I’m sitting on the porch with Sheryl as she and her guest chat about cases. It’s educational, entertaining, personable, and professional when discussing the victims and their families. Truly glad I found this podcast!

AWESOME!

Kennanliz6/17/2026

I love this podcast- Mac you are awesome and a true inspiration. Makes me want to become a detective!

Caroline & Huck!

NurseHHR6/17/2026

The episode with Caroline & Huck is awesome. They are both experts when it comes to this story and it shows. Thank you for sharing these wonderful humans with the world. 3 Macs were better than 1! Please have them on again!

really worthwhile

uneducatedguesser5/20/2026

you have so improved: I value your topics and relevance over the top you are now