12 - Missing Dean Mortensen w/ Laura Riste
From Missing Trenny Gibson by Crawlspace Media
March 29, 2026 · 50 min · Season 1 · Episode 12
About this episode
The episode discusses the mysterious disappearance of Dean Mortensen in Edmonton, Alberta, Canada.
In this episode, Crawlspace Media's Tim Pilleri and Lance Reenstierna speak with return guest Laura Riste to discuss the mysterious disappearance of Dean Mortensen from Edmonton, Alberta, Canada on January 24th, 1992. This episode was previously published on Missing on September 15th, 2025. Check out Laura Riste's site on the disappearance of Trenny Gibson: https://www.canadiangurl77.com/. Laura's FB page for Trenny: https://www.facebook.com/searching.for.trenny. Laura on IG: https://www.instagram.com/laurariste. If you have any information about this individual, please contact the Edmonton Police Service at 780-423-4567 or Edmonton Crime Stoppers at 1-800-222-8477 or submit your tip online: https://www.p3tips.com/tipform.aspx?ID=250#. Sources: https://www.edmontonpolice.ca/CrimeFiles/MissingPersons/1990to1999/MORTENSENDean. https://macleans.ca/news/canada/dean-mortensen-disappeared-leaving-only-a-blue-ball-cap-behind/. https://www.canadaunsolved.com/cases/missing-dean-mortensen-1992-edmonton-ab. Follow Missing: IG: https://www.instagram.com/MissingCSM/…
People in this episode
Hosts: Tim Pilleri, Lance Reenstierna
Guest: Laura Riste
Topics covered
- disappearance
- true crime
- missing persons
- Canada
- Edmonton
Keywords
- Dean Mortensen
- missing persons
- true crime
- Edmonton
- Canada
Mentioned in this episode
Books & works: Missing
Places: Edmonton, Alberta, Canada
More episodes of Missing Trenny Gibson
- 14 - Dean Mortensen Update & Trenny Gibson Final Thoughts · March 31, 2026 · 44 min
- 13 - New Revelations in Trenny Gibson's Disappearance w/ Laura Riste · March 31, 2026 · 45 min
- 11 - Wanted William Bradford Bishop · May 20, 2025 · 54 min
- 10 - Dennis Martin - Missing in the Smokies · May 19, 2025 · 1h 4m
- 9 - Polly Melton - Missing in the Smokies · May 19, 2025 · 51 min
- 8 - New Trenny Gibson Updates w/ Laura Riste · April 30, 2025 · 1h 24m
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