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Helltown

The Untold Story of a Serial Killer on Cape Cod

14 minCasey Sherman

What's it about

What if the idyllic paradise you call home was secretly a serial killer's hunting ground? Uncover the chilling true story of Tony Costa, a charismatic but deadly figure who turned the peaceful counter-culture scene of 1960s Cape Cod into his personal playground of horror. You'll follow the gripping investigation as two young, determined writers, Kurt Vonnegut and Norman Mailer, find themselves entangled in the race to unmask the killer. Discover how Costa's charm concealed a terrifying darkness and how a community's innocence was shattered by the gruesome secrets buried in the sand.

Meet the author

Casey Sherman is a New York Times bestselling author and award-winning journalist whose work has been adapted into major motion pictures like The Finest Hours and Patriots Day. A native of Cape Cod, Sherman grew up hearing whispers of the Tony Costa murders, a local legend that haunted the idyllic landscape of his youth. This personal connection drove him to spend years investigating the case, finally uncovering the full, terrifying story of the serial killer who turned a seaside paradise into a helltown.

Helltown book cover

What's it about

What if the idyllic paradise you call home was secretly a serial killer's hunting ground? Uncover the chilling true story of Tony Costa, a charismatic but deadly figure who turned the peaceful counter-culture scene of 1960s Cape Cod into his personal playground of horror. You'll follow the gripping investigation as two young, determined writers, Kurt Vonnegut and Norman Mailer, find themselves entangled in the race to unmask the killer. Discover how Costa's charm concealed a terrifying darkness and how a community's innocence was shattered by the gruesome secrets buried in the sand.

Meet the author

Casey Sherman is a New York Times bestselling author and award-winning journalist whose work has been adapted into major motion pictures like The Finest Hours and Patriots Day. A native of Cape Cod, Sherman grew up hearing whispers of the Tony Costa murders, a local legend that haunted the idyllic landscape of his youth. This personal connection drove him to spend years investigating the case, finally uncovering the full, terrifying story of the serial killer who turned a seaside paradise into a helltown.

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