'Speed Freak' serial killer Wesley Shermantine dies in prison at 60
- Posted on September 22, 2026
- By Los Angeles Times
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- 1 min read
In brief
Wesley Shermantine, one of California's most notorious serial killers, has passed away at age 60 while serving his sentence. Shermantine and his accomplice terrorized the Central Valley region during the 1980s, claiming multiple victims in a reign of violence that shocked the community. His death marks the end of a decades-long incarceration for crimes that remain among California's most heinous. The case continues to draw attention from true crime researchers and law enforcement historians studying patterns of serial homicide.
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'Speed Freak' serial killer Wesley Shermantine dies in prison at 60
Wesley Shermantine, one-half of the Speed Freak Killers duo who murdered multiple women in the Central Valley in the 1980s, has died at 60.
