"Monster" on Netflix is an American biographical crime drama anthology series created by Ryan Murphy and Ian Brennan. Each season follows a different real- life killer or killers, focusing on their lives and crimes. The first season, "The Jeffrey Dahmer Story," centers on serial killer Jeffrey Dahmer. The second season, "Monsters: The Lyle and Erik Menendez Story," focuses on the murder case of the Menendez brothers. The third season, "Monster: The Ed Gein Story," which premiered in October 2025, is about the infamous murderer and grave robber Ed Gein, known for inspiring classic horror films like Psycho and The Texas Chain Saw Massacre. This season delves into Gein's isolated life, his troubled relationship with his mother, his crimes, trial, and subsequent institutionalization. A fourth season based on Lizzie Borden is also in development.