Chavez plays Lyle in the Netflix limited series, Monsters: The Lyle and Erik Menéndez Story opposite Javier Bardem, Chloë Sevigny and Cooper Koch. He can also be seen in the horror drama series Grotesquerie as Father Charlie alongside Travis Kelce, Niecy Nash-Betts, Courtney B. Vance, and Lesley Manville. Grotesquerie premiered yesterday on FX.

Nicholas Alexander Chavez, the star of "Monsters" expressed his sympathy for the Menéndez brothers following the release of the series.

After being cast, he read many books about the brothers, including Leslie Abramson’s, the Menendez brothers’ defence attorney. He also got into the “heavy” side of research, listening to Lyle’s phone calls from prison and audio recordings from his ex-girlfriend that were released without his consent.