Long Haired Fiend, Villains Wiki

The Long-Haired Fiend is a major antagonist in the Insidious franchise. This nameless soul of a dead man is one of the many spirits from the dark astral dimension known as The Further. He was portrayed by J. LaRose. Unlike the other spirits inhabiting the Further, the Long-haired Fiend is actively malicious and has attacked the Lambert family on a few occasions.  His appearance and mannerisms suggests he may have been a criminal in his former life and descended into the Further when he died. As

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