Release Date and Where to Watch Season 4
Season 4 of Only Murders in the Building premiered on Hulu in the United States on August 27, 2024, following the conclusion of season 3. The season consists of 10 episodes, continuing the podcast-centered murder mystery format set in the Arconia, a fictionalized version of the Belnord on the Upper West Side of New York City. Hulu remains the exclusive U.S. streaming home for the series, with international distribution handled by Disney+ in select markets. Production is led by Hulu's original programming unit in partnership with production companies led by series creator Steve Martin, writer John Hoffman, and director Cherien Dabis, who directed multiple episodes this season. For background on the series' viewership and streaming strategy, see the official Hulu press release here.
The season's marketing rollout included a trailer drop in July 2024, previewing new murders, suspect interviews, and the trio's podcast studio set. Hulu integrated the show into broader promotional pushes tied to its original slate, emphasizing the series as a flagship comedy-mystery property. The network did not announce a traditional linear broadcast window, keeping the release exclusively on its streaming platform. International availability follows the standard Disney+ and Star distribution model in regions outside the U.S., aligning with the platform's global content strategy.
Main Cast and New Characters
Steve Martin, Martin Short, and Selena Gomez return as the core trio of Charles-Haden Savage, Oliver Putnam, and Mabel Mora, respectively. The season introduces new recurring characters connected to the Arconia's evolving resident roster and the podcast's growing audience. Among the additions are actors portraying a new building manager and several suspect figures tied to the central murder case, expanding the ensemble cast that defines the show's ensemble-driven storytelling. The casting continues the series' pattern of blending established stars with character actors who fit the quirky, ensemble-driven tone of the show.
Recurring roles this season include a documentary filmmaker following the trio's podcast and a new love interest for one of the main characters, adding personal stakes alongside the murder investigations. The writers' room, led by Martin and Hoffman, has described the season as a deeper dive into the characters' backstories while maintaining the episodic mystery structure. The production design team expanded the Arconia's interior sets to reflect the building's changing fortunes, with new hallways, lobby details, and apartment interiors featured across episodes. For a detailed cast list and character descriptions, refer to the official series page on Hulu here.
Plot, Themes, and Production Details
Central Mystery and Podcast Format
The season centers on a new murder in the Arconia, with the trio launching a fresh podcast season to investigate the crime. The narrative weaves together clues, red herrings, and character-driven subplots, maintaining the show's signature blend of comedy and procedural mystery. Each episode advances the central case while exploring themes of fame, media manipulation, and the ethics of true-crime storytelling. The production team filmed key scenes on location in New York City, using the actual Belnord and other Upper West Side landmarks as exterior shots.
Production Companies and Creative Team
20th Television, a division of Disney Television Studios, serves as the primary production company for the series, with Martin, Hoffman, and Short executive producing. Cherien Dabis directed a significant portion of the season, bringing a distinct visual style to the podcast interview sequences and Arconia hallway scenes. The score and sound design team expanded the show's audio palette, incorporating podcast-style audio cues, theme music variations, and ambient building sounds that