<p>Paul John Knowles, also known as The Casanova Killer, was an American serial killer tied to the deaths of 20 people in 1974, though he claimed to have taken 35 lives. </p>

Paul John Knowles, also known as The Casanova Killer, was an American serial killer tied to the deaths of 20 people in 1974, though he claimed to have taken 35 lives.

Serial Killer: Paul John Knowles - The Casanova Killer

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Serial Killer: Paul John Knowles - The Casanova Killer

Serial Killer: Paul John Knowles - The Casanova Killer

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