Hulu's popular series Only Murders in the Building is gearing up to captivate viewers with its fourth season, touted as the show's 'most star-studded season yet'. The streaming service unveiled a new trailer on Tuesday, providing a sneak peek into the latest escapades of the trio of amateur detectives — Charles (Steve Martin), Oliver (Martin Short), and Mabel (Selena Gomez). The conclusion of the third season left fans shocked by the demise of Charles' friend and former stunt double, Sazz (Jane Lynch). In the upcoming season, the cherished characters will navigate their sorrow while embarking on a high-profile journey to Hollywood. The storyline intensifies as a film studio starts adapting their podcast into a movie, sparking a flurry of new enigmas and celebrity interactions. Hulu has promoted this season as especially glamorous, featuring a guest star lineup that resembles a Hollywood A-list directory. The trailer showcases a stellar cast including Eva Longoria, Eugene Levy, Zach Galifianakis, Molly Shannon, Richard Kind, Kumail Nanjiani, and Melissa McCarthy. The trailer hints at how Longoria, Levy, and Galifianakis will play themselves as actors in the film adaptation of the podcast. Viewers will also witness Shannon as a formidable Hollywood executive managing the movie project, and McCarthy as Charles' sister living in Long Island, as reported by The Hollywood Reporter. The interplay between the podcast team and their screen counterparts is set to be a standout feature of the new season. Furthermore, the trailer teases the return of several familiar faces, including Lynch, Da'Vine Joy Randolph, Michael Cyril Creighton, and even Meryl Streep, further enhancing the star power of the forthcoming season. Only Murders in the Building season 4 is scheduled to debut on Hulu on August 27, with new episodes released every Tuesday.