Kaitlyn Rochelle Dever (; born December 21, 1996) is an American actress. She is best known for her roles in the television series Justified (2011–2015), Last Man Standing (2011–2021), Unbelievable (2019), Dopesick (2021), Apple Cider Vinegar (2025), and The Last of Us (2025–present). She earned two Golden Globe Award nominations for Unbelievable and Dopesick, in addition to two Primetime Emmy Award nominations for Dopesick and The Last of Us.
Dever has starred in films such as Booksmart (2019), Rosaline (2022), and No One Will Save You (2023). Her supporting roles include Short Term 12 (2013), Detroit (2017), Beautiful Boy (2018), Dear Evan Hansen (2021), and Ticket to Paradise (2022). Outside of acting, she is one half of the musical duo Devers (formerly known as Beulahbelle) with her sister Mady.
Dever's other television credits include Make It or Break It, Modern Family, Private Practice, Party Down, The Mentalist, and Curb Your Enthusiasm. Her 2011 film credits include Cinema Verite, Bad Teacher, and the Clint Eastwood–directed film J. Edgar. In 2012, Dever was nominated three times at the 33rd Young Artist Awards: for her supporting roles in Bad Teacher and Last Man Standing, and for her recurring role in Justified.
In 2013, Dever appeared in supporting roles in the films The Spectacular Now and Short Term 12. Dever appeared in the 2014 dark comedy film Laggies, directed by Lynn Shelton, alongside Chloë Grace Moretz and Keira Knightley. In the same year, she co-starred in the film Men, Women & Children, directed by Jason Reitman. In 2017, she reunited with Shelton for her drama film Outside In, as a supporting cast member. That same year, she had supporting roles in the films We Don't Belong Here, All Summers End and Detroit.
In 2018, she performed in minor roles for the political drama The Front Runner and the biographical drama Beautiful Boy, the latter alongside Timothée Chalamet.
In early 2019, Dever appeared in the drama-thriller film Them That Follow directed by Britt Poulton and Dan Madison Savage. The film had its world premiere at the Sundance Film Festival on January 27, 2019, and was released on August 2, 2019, by 1091 Media. In mid 2019, Dever starred in the critically acclaimed teen comedy Booksmart directed by Olivia Wilde, opposite Beanie Feldstein. The film had its world premiere at South by Southwest on March 11, 2019, and was released on May 24, 2019, by Annapurna Pictures. She also starred in Unbelievable, a Netflix miniseries that premiered in September 2019. Dever's performance was praised by critics, receiving a Golden Globe nomination for Best Actress – Miniseries or Television Film. She also received nominations for the Critics' Choice Television Award for Best Actress in a Movie/Miniseries, the BAFTA Rising Star Award, and the TCA Award for Individual Achievement in Drama.
In 2020, Dever appeared in the Quibi comedy series , directed by Jason Reitman, to raise money for World Central Kitchen. Later that year, she co-starred in the Audible audio drama When You Finish Saving the World, written and directed by Jesse Eisenberg. The story is told from the perspective of three family members at different stages of their lives. Dever voices Rachel, an 18-year-old woman recording tapes for her boyfriend stationed in Afghanistan. In 2020, Dever starred in the television special Coastal Elites, directed by Jay Roach for HBO. On August 17, 2020, she was cast as Zoe Murphy in Stephen Chbosky 2021 film adaptation of the Broadway theatre Musical theatre Dear Evan Hansen.
Dever appeared in an episode of the anthology series Monsterland for Hulu. In 2021, she starred as Abbi Miller in episode 3 of B.J. Novak's FX anthology series The Premise. Dever also starred in the title role of the film Rosaline. She played Betsy Mallum in the 2021 Hulu miniseries Dopesick, for which she received a Primetime Emmy Award nomination.
Dever starred in the sci-fi thriller film No One Will Save You (2023) on Hulu, in which there is almost no dialogue, and received praise for her ability to tell the story almost entirely through facial expressions. In January 2024, it was announced that she would portray Abby in the second season of The Last of Us, which premiered in April 2025. In January 2025, it was announced that she would join the cast of the next film in the Monsterverse franchise, , currently set for release on March 26, 2027.
Dever played the lead role of disgraced wellness influencer and convicted con artist Belle Gibson in the biographical Australian miniseries Apple Cider Vinegar. It was released on Netflix in February 2025.
At one point, Reitman sent Dever the Nancy Sinatra song "You Only Live Twice" and suggested that she and Mady perform it together. The two sisters changed their group name to Beulahbelle in 2016 after an ancestor of theirs who had died as an infant. In 2018, they released music for the first time under this name, contributing two cover versions of "You Only Live Twice" and an original track titled "Let You Go" to Reitman's 2018 film Tully at his request. Beulahbelle released their official debut single "Raleigh" on February 15, 2020, with both members directing, producing, and starring in the official music video. They released their second official single, "Being You" on September 10, 2020, amidst plans to release an Extended play produced by Tony Berg.
"Being You" became Beulahbelle's final single release before changing their name, with their overall final release under the Beulahbelle name being a feature on "It Won't Be Long", a 2021 cover of Neil Young and Crazy Horse's song "Round & Round (It Won't Be Long)" by Berg's daughter Z Berg. Also in 2021, as the character Zoe Murphy, Dever contributed vocals to four songs for the soundtrack of the Dear Evan Hansen film adaptation. In August 2024, the duo announced that they would change their name from Beulahbelle to Devers; their debut single under the new name, "Poison", was released on September 4.
| Also executive producer |
| Cameo |
| Also executive producer |
| Cameo |
| Cameo |
| Post-production |
| Television film | |
| Episode: "Pilot" | |
| Episode: "Fizbo" | |
| Episode: "Love Bites" | |
| Episode: "Party Down Company Picnic" | |
| Television film | |
| Episode: "Blood for Blood" | |
| 17 episodes | |
| Episode: "The Divorce" | |
| Main role (seasons 1–6); Recurring role (seasons 7–9) | |
| Miniseries | |
| Episode: "Chapter Four: Battle of the Wits" | |
| Television film | |
| 3 episodes | |
| Episode: "The Ballad of Jesse Wheeler" | |
| Miniseries | |
| Miniseries; also executive producer | |
| 2025–present | 3 episodes (season 2) |
| +Key | Denotes TV productions that have not yet been released |
| 2016 | Cassie Drake | Voice and motion capture | |
| 2024 | Open Roads | Tess Devine | Voice |
| 2019 | "Graduation" | Benny Blanco and Juice Wrld | Decker | |
| 2020 | "Raleigh" | Beulahbelle | Herself | Co-director and co-producer |
| 2020 | When You Finish Saving the World | Rachel Katz | Jesse Eisenberg | Audible Original |
| Next Generation of Hollywood | Herself | |||
| 2024 | Best Actress in a Limited Series or TV Movie | No One Will Save You | ||
| 2025 | Best Actress in a Limited Series or TV Movie | Apple Cider Vinegar | ||
| Best Guest Actress in a Drama Series | The Last of Us | |||
| 2021 | Best Supporting Actress in a Miniseries or TV Movie | Dopesick | ||
| 2023 | Best Actress in a Miniseries or TV Movie | No One Will Save You | ||
| 2021 | Best Supporting Actress – Series, Miniseries or Television Film | Dopesick | ||
| 2022 | Best Supporting Actress in a Motion Picture or Limited Series | Dopesick | ||
| 2025 | Best Actress in a Motion Picture, Limited or Anthology Series | Apple Cider Vinegar | ||
| Best Guest Actress in a Drama Series | The Last of Us | |||
| 2025 | Outstanding Guest Actress in a Drama Series | The Last of Us | ||
| 2012 | Best Supporting Young Actress – Feature Film | Bad Teacher | ||
| Best Supporting Young Actress – Television Series | Last Man Standing | |||
| Best Recurring Young Actress – Television Series | Justified | |||
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