Who plays Althea in Only Murders in the Building Season 5? Actor’s career and notable projects explored

Althea is one of the most fascinating characters introduced in Only Murders in the Building Season 5. The show recently returned to Hulu with some new mysteries and new faces that stir up trouble for Charles, Oliver, and Mabel.

In the second episode of the season, Mabel is seen with Althea in a flashback sequence. In the present, she is a pop star who goes by the stage name Thé. She has recently shifted to Arconia and lives in a penthouse.

Considering the powerful impression of the character, fans are wondering who plays Althea in Only Murders in the Building Season 5. The answer is Beanie Feldstein. Beanie is an actress who has been working since 2002 and has appeared in several shows and films over the years.

Who appears as Althea in Only Murders in the Building Season 5?

Elizabeth Greer "Beanie" Feldstein stars as Althea in Only Murders in the Building Season 5. The 32-year-old actress hails from Los Angeles, California. She started her acting career at the tender age of 9 with an episodic appearance in the ABC sitcom My Wife and Kids.

She then moved away from the screen for a few years and was later seen in a guest role in Orange Is the New Black in 2015. Beanie went on to make brief appearances in shows like Will & Grace, Grey's Anatomy, and What We Do in the Shadows.

In 2021, she shot to fame with her leading role as Monica Lewinsky in FX’s Impeachment: American Crime Story. Her performance as the real-life activist was well-appreciated by fans and critics.

The same year, Beanie started lending her voice to Harriet M. Welsch, the lead character in the Apple TV+ animated series, Harriet the Spy. The role helped her reach a new section of the audience. Meanwhile, she also made appearances on the big screen and starred in films like Neighbors 2: Sorority Rising, The Female Brain, The Humans, and Lady Bird.

In 2019, she played Molly Davidson in the coming-of-age film Booksmart, which earned her a Golden Globe nomination for Best Actress in a Motion Picture–Comedy or Musical. She will now soon be seen in Focker-In-Law, the fourth installment in the Meet the Parents franchise.

In April 2025, it was announced that Beanie would have a recurring role in Only Murders in the Building Season 5, and she made her first appearance in the season in the second episode, After You.

Althea is depicted as a pop star who used to be Mabel’s friend years ago. However, now there is a cold vibe between the two. She is a self-proclaimed ‘most searched artist on Wondify,’ the credit for which partly goes to her stage name, Thē.

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Apart from Beanie, the season stars Selena Gomez as Mabel, Steve Martin as Charles-Haden, Martin Short as Oliver, Bobby Cannavale as Nicky, Michael Cyril Creighton as Howard, Jermaine Fowler as Randall, Jackie Hoffman as Uma, Renée Zellweger as Camila White, and Julian Cihi as Tim Kono.

Only Murders in the Building Season 5 premiered on Hulu on September 9, 2025.

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