In the seedy underbelly of 1980s Los Angeles, a faded porn legend, a brutal drug gang, and a Hollywood mansion became the center of one of the city's most grisly and mysterious mass murders.

John Holmes—once the king of adult film—was broke, addicted, and desperate. When he crossed paths with the Wonderland Gang, it set off a chain of violence that would leave four people bludgeoned to death in what LAPD called "the most savage crime scene they'd ever seen."

But was Holmes a pawn… or a player? Find out this week on Death in Entertainment.

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