48 Hours

The Root Beer Float Murder

9 snips
Apr 6, 2026
Family members: immediate relatives of Harold Allen who share personal memories and courtroom presence. Jackson County investigators: detectives who reveal the investigative turning points. They discuss a burglary that unlocked deleted texts, a poisoned root beer float plot, shifting murder plans, a high-profile interrogation, and a later linked death investigation.
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ANECDOTE

911 Call And Initial Heart Death Ruling

  • Marsha Allen called 911 when she found her husband Harold unresponsive on their bedroom floor just days before Christmas 2022.
  • Jackson County first treated Harold's death as cardiac-related, and Marsha later wrote a self-help book about her grief six months afterward.
ANECDOTE

Burglar Caught On Camera Accuses Wife

  • Security camera footage of a 4:30 a.m. burglary showed Stephen White entering Marsha Allen's home and opening her safe, triggering the investigation nine months after Harold's death.
  • White admitted the burglary and then accused Marsha of murdering Harold, describing a poisoned root beer float handed to Harold.
INSIGHT

Thousands Of Texts Reveal A Long Poison Plot

  • Investigators recovered nearly 7,000 texts between Marsha and her daughter Ashley showing repeated discussions about poisoning Harold before his death.
  • The texts included planning, joking about poisons, and tracking multiple attempted methods across months.
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