The Man Beneath the Floorboards (Mark Koster)
About this episode
The episode explores the case of Mark Koster, whose remains were found in his home years after being declared dead, revealing a hidden murder.
For years, Mark Koster was presumed gone—declared dead without a body ever being found. But when his remains surface inside his own home, investigators must unravel how a killer hid in plain sight and how one confession finally exposed the truth behind a death that went unnoticed for years.
Topics covered
- murder investigation
- missing person
- true crime
- confession
- hidden remains
Keywords
- Mark Koster
- murder
- investigation
- confession
- true crime
More episodes of Anatomy of Murder
- From The Deck: Jerene Matta (Queen of Spades, Washington)
- Three Generations (The Altidor Family)
- A Quiet New Year's Day (Mary Greco)
- The Game (George Moss)
- Beyond Cold (Shannon Graves)
- The Reporter (Sean Dugas)
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