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The Long Island Serial Killer: A Mother's Hunt for Justice (2021)

2021 • 1h 27m • Drama, Crime • TV-14
IMDb5.3/10258TMDB58%5Rotten Tomatoes—Metacritic—
On September 25, 2026
#43940▼ 514
43940th by Pulse movie online
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Most Popular The Long Island Serial Killer: A Mother's Hunt for Justice Cast Members

Katharine Isabelle is the most popular The Long Island Serial Killer: A Mother's Hunt for Justice cast member right now, with a Popularity Score of 3.52. Updated September 26, 2026.

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Cast
Popularity
1

Katharine Isabelle

Shannan Gilbert/39 years during filming
3.5
2

Kim Delaney

Mari Gilbert/62 years during filming
2.4
3

Jason Gray-Stanford

Steven Rubin/50 years during filming
2.2
4

Jess McLeod

Sara Gilbert/24 years during filming
1.7
5

Patrick Sabongui

Detective James Burke/46 years during filming
1.7
6

Lucia Walters

Cecile
1.6
7

John Cassini

Chief Detective Dominick Varrone
1.5
8

Zak Santiago

Arresting Officer/40 years during filming
1.4
9

Serge Houde

Gus Coletti: Caring Neighbour/68 years during filming
1.3
10

Eugene Clark

Herc Zinneman/69 years during filming
1.1
11

Princess Davis

Amber's Roommate/21 years during filming
1.0
12

Brian Doe

Mike Pak
0.7
13

Alexa Berard

Megan Waterman
0.6
14

V.G. Winter

James Bissett
0.5