Morbid

The Matamoros Devil Murders (Part 1)

May 21, 2026·59 min·6-min readconversationaltrue crime
Podzilla Summary (6 min)
TLDR
This first part of a two-part episode covers the disappearance of Mark Kilroy, a promising 21-year-old pre-med student from Texas, during spring break in 1989 in Matamoros, Mexico. What begins as a missing persons case spirals into a chilling investigation that uncovers a drug-smuggling r

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Mentions

Books, people, and resources mentioned in this episode.

People

Mark KilroyMark KilroyAlaina UrquhartAsh KelleyAdolfo ConstanzoSerafine Hernandez GarciaJuan Benitez

Books

The Butcher Legacyby Alaina UrquhartLost Lives, Lost Causesby Jim SchutzMurder in Matamorosby Edward Humes

Companies

Hunt a Killer

Topics

Cold CasesCriminal JusticeCultsForensicsMissing PersonsSerial KillersTrue Crime

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