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Case Description
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Cynthia Ann 'Cyndi' Vanderheiden, a 25-year-old woman from Clements, California, disappeared on November 14, 1998, and was presumed murdered. Her remains were recovered 14 years later. She was taken from her loved ones, leaving behind a grieving family and community that sought answers for years.
Investigations into her disappearance led authorities to Wesley Shermantine and Loren Herzog, known as the 'Speed Freak Killers,' due to their habitual methamphetamine abuse. The two men were sus ...Read More
Investigations into her disappearance led authorities to Wesley Shermantine and Loren Herzog, known as the 'Speed Freak Killers,' due to their habitual methamphetamine abuse. The two men were sus ...Read More
Links to Additional Sources (11)
See any mistakes?Victim Details
Cynthia Vanderheiden
Female
White / Caucasian
Clements
CA
1998-11-14
25
Cynthia
Vanderheiden
11/27/2025






