The house became the subject of numerous investigations by paranormal researchers, journalists, and skeptics, including Ed and Lorraine Warren.
These events served as the historical basis for Jay Anson's 1977 novel The Amityville Horror, which was followed by a number of sequels and was adapted into a film of the same name in 1979.
Beginning in 2011, there was a resurgence of low-budget direct-to-video independent films based on or loosely inspired by the Amityville events.
[6] In 1989, the fourth installment, Amityville 4: The Evil Escapes, was released as a made-for-television film, and documents hauntings stemming from a floor lamp that was in the home at the time of the DeFeo murders.
[7] Amityville: It's About Time, released in 1992, focuses on a haunted clock that a family from Los Angeles, California takes into their home from an estate sale in New York.
This time, a man purchases a mirror possessed by the spirit of his father, who, like DeFeo, also murdered his family in the Amityville house with a shotgun.
Multicom Entertainment Group owns distribution rights to Amityville 4: The Evil Escapes, It's About Time, A New Generation and Dollhouse.