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Cast of Monster (American TV Series) – Full Season 1 Cast List

By Andrew Brown · March 30, 2026

Netflix’s Monster: The Jeffrey Dahmer Story emerged as one of 2022’s most watched true-crime dramas, drawing scrutiny for its unflinching portrayal of the Milwaukee serial killer. The miniseries assembled a distinguished ensemble to examine the decade-long crimes that claimed 17 victims.

Created by Ryan Murphy and Ian Brennan, the production relies heavily on performances by Evan Peters and a veteran supporting cast to dramatise the events leading to Jeffrey Dahmer’s 1991 arrest. The programme comprises a single season of ten episodes, with no verified information suggesting additional instalments.

Cast of Monster American TV Series Season 1

Format: Limited Series (10 episodes)
Premiere: September 2022
Platform: Netflix
Lead: Evan Peters

Key Cast Insights

  • Evan Peters portrays Jeffrey Dahmer, the convicted murderer who operated between 1978 and 1991.
  • Richard Jenkins and Penelope Ann Miller appear as Lionel and Joyce Dahmer, the parents.
  • Molly Ringwald plays Shari Dahmer, Jeffrey’s stepmother.
  • Niecy Nash stars as Glenda Cleveland, the neighbour who attempted to alert authorities.
  • The ensemble includes Shaun J. Brown (Tracy), Colin Ford (Chazz), and Michael Learned (Catherine Dahmer).
  • Dyllon Burnside appears in an unspecified role, whilst Christopher Bencomo plays Manny.
  • The production carries a TV-MA rating for mature audiences.

Season 1 Cast Table

Actor Character Role Type
Evan Peters Jeffrey Dahmer Lead
Richard Jenkins Lionel Dahmer Supporting
Penelope Ann Miller Joyce Dahmer Supporting
Molly Ringwald Shari Dahmer Supporting
Niecy Nash Glenda Cleveland Supporting
Shaun J. Brown Tracy Supporting
Colin Ford Chazz Supporting
Michael Learned Catherine Dahmer Supporting
Christopher Bencomo Manny Supporting
Dyllon Burnside Unspecified Supporting

Cast of Monster American TV Series Season 2

Monster: The Jeffrey Dahmer Story is classified exclusively as a single-season limited series. IMDb and television databases list no supplementary episodes or sequel seasons under this specific title.

Season 2 Status

The programme concluded after its initial ten-episode run; no casting information for subsequent seasons appears in official listings.

Anthology Format Considerations

Whilst Ryan Murphy has developed other true-crime anthologies, the specific entity marketed as Monster: The Jeffrey Dahmer Story remains classified as a self-contained miniseries. Wikipedia entries and industry databases reflect this singular focus without extending to further seasons.

Cast of Monster American TV Series Season 3

No cast details for a third season appear in Rotten Tomatoes or TV Guide databases. The production credits examined cover only the 2022 Dahmer-focused season.

Data Unavailable

No verified casting announcements exist for any third instalment connected to this specific series title.

Monster American TV Series Season 4 Cast

No fourth season cast listings appear in available documentation. Industry classifications continue to regard the production as a concluded limited series rather than an ongoing franchise.

Series Classification

Netflix platforms and aggregated databases list the programme as a single-season true-crime drama without multi-season arcs.

Cast Announcement and Release Timeline

  1. Development Phase: Ryan Murphy and Ian Brennan establish the creative framework, with executive producers Alexis Martin Woodall, Carl Franklin, Janet Mock, and Eric Kovtun joining the production.
  2. Pre-Production 2022: Evan Peters’ casting as the lead role receives industry coverage; supporting ensemble including Richard Jenkins, Niecy Nash, and Molly Ringwald confirmed.
  3. September 2022: Netflix premieres all ten episodes simultaneously, with complete cast credits published via TV Guide and Rotten Tomatoes.

Confirmed Versus Unclear Cast Information

Established Facts Unclear or Unverified
Single season, 10 episodes Season 2 premise or cast
Evan Peters leads as Jeffrey Dahmer Season 3 development status
Parents played by Jenkins and Miller Season 4 existence
Neighbour Glenda Cleveland portrayed by Nash Future anthology subjects
TV-MA rating confirmed Additional Ryan Murphy true-crime casts under same branding

Production Context and True-Crime Basis

The programme dramatises the case of Jeffrey Dahmer, convicted of murdering 17 teen boys and young men between 1978 and 1991. By limiting the narrative to ten episodes, Murphy and Brennan focus on the Milwaukee crimes and their systemic context rather than extending into speculative territory.

This approach distinguishes the series from ongoing procedural dramas. For viewers seeking casting information on other limited series, the Cast of Yellowjackets – Complete List of Actors and Characters offers comparable ensemble details.

Verified Sources and Attribution

Monster: The Jeffrey Dahmer Story is a Netflix true-crime drama miniseries created by Ryan Murphy and Ian Brennan, released in September 2022, focusing on serial killer Jeffrey Dahmer; it consists of a single season with 10 episodes.

— Aggregated from TV Guide and Rotten Tomatoes

All cast attributions derive from official Netflix credits and aggregated television databases. The programme maintains a TV-MA classification for mature content.

What is Known About Future Instalments

Documentation establishes Monster: The Jeffrey Dahmer Story as a complete, limited series. For additional true-crime casting information, readers may consult the Cast of Dexter Resurrection – Full Actors List and Roles.

Frequently Asked Questions

Who plays Jeffrey Dahmer in the Netflix series?

Evan Peters portrays the convicted serial killer throughout the ten-episode season.

Is Monster based on real events?

Yes. The series dramatises the actual crimes of Jeffrey Dahmer, who murdered 17 victims between 1978 and 1991.

How many episodes are in the series?

The miniseries comprises ten episodes released simultaneously in September 2022.

Who created Monster: The Jeffrey Dahmer Story?

Ryan Murphy and Ian Brennan created the series, serving as executive producers alongside Alexis Martin Woodall, Carl Franklin, Janet Mock, and Eric Kovtun.

Will there be a Season 2 of Monster?

Available sources classify the programme as a single-season limited series; no cast or production details for further seasons appear in verified databases.

Who plays Jeffrey Dahmer’s parents?

Richard Jenkins portrays father Lionel Dahmer, whilst Penelope Ann Miller plays mother Joyce Dahmer.

What is the age rating for Monster?

The series carries a TV-MA rating, indicating content suitable for mature audiences only.

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