Crime · Documentary

Killing Grounds: The Gilgo Beach Murders: all seasons, episodes and where to watch

Prime Video crime and documentary series (2026–2026), 1 season.

Season complete Prime Video Listings updated November 3, 2026 Listings

Quick answer · Season 1

Killing Grounds: The Gilgo Beach Murders is a crime and documentary series from Prime Video, running from 2026 with 1 season and 4 episodes. Killing Grounds: The Gilgo Beach Murders has ended. Its final episode aired on April 22, 2026.

U.S. premiere: April 22, 2026
Where: Prime Video
Time: All at once
Episodes: 4

Where to watch Killing Grounds: The Gilgo Beach Murders season 1 in the U.S.

Where to watch Killing Grounds: The Gilgo Beach Murders season 1 in the U.S.
Where	How	When	Notes
Prime Video	Streaming, all at onceSubscription	April 22, 2026	Prime Video original. [1]

Season 1 episode schedule

Killing Grounds: The Gilgo Beach Murders season 1 U.S. episode schedule
Ep.	Title	U.S. date	Time	Status
1	Part One	Wed, Apr 22, 2026 ^[1]	All episodes same day	Listed
2	Part Two	Wed, Apr 22, 2026 ^[1]	All episodes same day	Listed
3	Part Three	Wed, Apr 22, 2026 ^[1]	All episodes same day	Listed
4	Part Four	Wed, Apr 22, 2026 ^[1]	All episodes same day	Listed

Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.

About Killing Grounds: The Gilgo Beach Murders

Season 1: Season 1 of Killing Grounds: The Gilgo Beach Murders aired on April 22, 2026 on Prime Video (4 episodes).

Network / service: Prime Video (first aired April 22, 2026)
Official site: amazon.com

Common questions

How many seasons of Killing Grounds: The Gilgo Beach Murders are there?

Killing Grounds: The Gilgo Beach Murders has 1 season and 4 episodes listed, airing from April 22, 2026 to April 22, 2026.

Is Killing Grounds: The Gilgo Beach Murders cancelled or ended?

Killing Grounds: The Gilgo Beach Murders has ended. Its final episode aired on April 22, 2026.

Where can I watch Killing Grounds: The Gilgo Beach Murders?

Killing Grounds: The Gilgo Beach Murders is Prime Video's own series, so every season streams on Prime Video. Included with Amazon Prime or as a standalone Prime Video subscription.