20/20

Season 46 Episode 36: Long Island Serial Killer

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.

Genre:

News, Documentary

Seasons:

28

Episodes:

747

Actor:

David Muir, Deborah Roberts

Quality:

HD

Status:

Returning Series

First Air:

1978

IMDb:

6.3