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Sirens S1E3 — Monster

7.3

Sirens•Season 1•Episode 3

Monster

7.3/10 · 921 votesMay 22, 202555 min

Ranked #2 of 5 in Season 1•+0.2 vs season avg

Devon gains deeper insight into Michaela's unique magnetism. With Ethan out of reach, Simone finds herself on Peter's trail instead.

Directed byQuyen Tran

Written byColin McKenna

Previous episodeE2 · Talons Next episodeE4 · Persephone

Seasons1

Season 1 Episodes5

Exile still

Exile

Talons still

Talons

Monster still

E3 7.3Now viewing

Monster

Persephone still

Persephone

Siren Song still

Siren Song

Cast18

Julianne Moore

Julianne Moore

Michaela Kell

Meghann Fahy

Meghann Fahy

Devon DeWitt

Milly Alcock

Milly Alcock

Simone DeWitt

Kevin Bacon

Kevin Bacon

Peter Kell

Glenn Howerton

Glenn Howerton

Ethan Corbin II

Bill Camp

Bill Camp

Bruce DeWitt

Felix Solis

Felix Solis

Jose

Josh Segarra

Josh Segarra

Raymond

Britne Oldford

Britne Oldford

Missy

Trevor F. Salter

Trevor F. Salter

Jordan/Morgan

Lauren Weedman

Lauren Weedman

Patrice

Patrick Voss Davis

Patrick Voss Davis

Eddy

Crew5

C

Colin McKenna

Writer

Quyen Tran

Quyen Tran

Director

Zoë White

Zoë White

Director of Photography

I

Isaac Hagy

Editor

Tito Tahan

Tito Tahan

Additional Music

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Episode Summary

"Monster" is episode 3 of Sirens season 1. It scored 7.3/10 from 921 votes, ranking #2 of 5 episodes this season (season average 7.1). Directed by Quyen Tran and written by Colin McKenna, it aired on May 22, 2025.

Next: E4 · Persephone Best of Season 1