MiniseriesEnded
The Gilgo Beach Killer: House of Secrets (2025–2026)
1 season4 episodes255 min per episode
Inside the home of the alleged Gilgo Beach killer, featuring exclusive family testimony revealing a double life and dark secrets hidden beneath their roof after his arrest.
- First aired
- June 10, 2025
- Last episode
- April 23, 2026
- Network
- Peacock
- Country of origin
- United States
Seasons
Where to watch
Subscription
Peacock Premium
Peacock Premium Plus
Trailer
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Cast
- Asa Ellerup as Self - Rex Heurmann's Wife
- Asa Ellerup as Self
- Asa Ellerup as Self - Wife of Rex Heurmann
- Mary Murphy as Self - Investigative Reporter
- Mary Murphy as Self
- Alexis Linkletter as Self - Investigative Journalist
- Alexis Linkletter as Self
- Selim Algar as Self - Reporter, New York Post
- Victoria Heuermann as Self
- Victoria Heuermann as Self - Daughter of Alleged Serial Killer
- Victoria Heuermann as Self - Rex and Asa's Daughter
- Errol Toulon as Self - Sheriff, Suffolk County
- Shannon McGarvey as Self - Investigative Writer
- Jorge Fitzgibbon as Self - Reporter, New York Post
- Patrick Ryder as Self - Police Commissioner, Nassau County
- Kevin Sheehan as Self - Crime Reporter, New York Post