Grace Victoria Cox

Grace Victoria Cox (born March 10, 1995 ) is an American actress. She is known for playing Melanie Cross in the CBS series Under the Dome (2014–2015), and Lexie in the Netflix series The Society.

Early life Cox grew up in Lexington, Kentucky. She studied theatre at a high school for the arts, then a boarding school and, later, finished her senior year online. She described herself as introverted. In 2012, when she was 17, she moved to Los Angeles.

Career Cox's first role was in the second season of the CBS adaptation of Stephen King's Under the Dome in 2014. She played Melanie Cross, a new girl in Chester's Mill. She next had further television roles in Manson's Lost Girls in 2016 on Lifetime and an episode of Twin Peaks in 2017, and the films, Savage Youth and Affairs of State in 2018.

Her breakout role came later in 2018, when she was cast as Veronica Sawyer in Heathers, the modern-day Paramount television adaptation of the cult classic film. Despite the show's cancellation after its first season, The New Yorker praised her performance as "a strange pleasure."

In 2019, she was cast as Carol DaRonch in Extremely Wicked, Shockingly Evil and Vile, which starred Zac Efron as Ted Bundy. Her performance was praised by The Hollywood Outsider, claiming "she disappears into the role." The same year, she had a recurring role on The Society as Lexie and appeared in 2 episodes of the Starz series, Now Apocalypse.

From 2021 to 2022, she appeared in the film Triumph, a sports drama, as Patty, and appeared on an episode Magnum P.I. and Chicago Med.

Personal life In June 2025, Cox married Australian filmmaker and artist Josh Zammit. The couple announced their marriage via a post on Cox's Instagram account.

Filmography + Film roles Year Title Role Ref.2018 Savage Youth Elena Affairs of State Darcy Baines 2019 Extremely Wicked, Shockingly Evil and Vile Carol DaRonch 2021 Triumph Patty

+ Television roles Year Title Role Notes Ref. 2014–2015 Under the Dome Melanie Cross Main role (season 2); guest role (season 3) 2016 Manson's Lost Girls Lynette "Squeaky" Fromme Television film 2017 Twin Peaks Charlotte Episode: "Part 5" The Society Lexie Recurring role, 8 episodes 2021 Magnum P.I. Chloe Dawson Episode: "Bloodline" 2022Chicago MedKat MillerEpisode: "Lying Doesn't Protect You From The Truth"