20/20 · SEASON 46

Long Island Serial Killer

Episode 36 · 2023-09-08

★ 10.0
20/20 poster
Season 46Episode 36★ 10.0/10
  • News
  • Documentary

Episode overview

The investigation of the Gilgo Beach murders, featuring interviews with family members of the victims and key players in the case - including Suffolk County Police Commissioner Rodney Harrison and Suffolk County Defense Attorney Ray Tierney.

80 minutes

Season 46 episodes