 David AckroydSelf - Narrator | Self - Narrator |
| AArthur KentSelf - Host | Self - Host |
| JJoel MartinSelf - Author and Paranormal Expert | Self - Author and Paranormal Expert |
| KKathy LutzSelf - Former Owner / Occupant, 112 Ocean Ave. | Self - Former Owner / Occupant, 112 Ocean Ave. |
| GGeorge LutzSelf - Former Owner / Occupant, 112 Ocean Ave. | Self - Former Owner / Occupant, 112 Ocean Ave. |
| WWilliam WeberSelf - Attorney | Self - Attorney |
| HHans HolzerSelf - Parapsychologist / Author | Self - Parapsychologist / Author |
| HHarvey AronsonSelf - Co-Author High Hopes: The Amityville Murders | Self - Co-Author High Hopes: The Amityville Murders |
| LLaura DiDioSelf - Reporter / Researcher | Self - Reporter / Researcher |
 Lorraine WarrenSelf - New England Soc. for Psychical Research | Self - New England Soc. for Psychical Research |
 Ed WarrenSelf - New England Soc. for Psychial Research | Self - New England Soc. for Psychial Research |
| MMarvin ScottSelf - Newscaster | Self - Newscaster |
| RRoxanne Salch KaplanSelf - Co-Author The Amityville Horror Conspiracy | Self - Co-Author The Amityville Horror Conspiracy |
| CChief Straight ArrowSelf - Montaukett Tribe of Long Island | Self - Montaukett Tribe of Long Island |
 Jay AnsonSelf (Archival Footage) | Self (Archival Footage) |