Severance season 2: Full list of cast explored

Severance season 2, the latest season of the dystopian thriller series, premiered on January 17, 2025, on Apple TV+. Featuring 10 episodes, it is set to conclude on March 21, 2025. Dan Erickson created the series, which is produced by Patricia Arquette, Aoife McArdle, Amanda Overton, and Gerry Robert Byrne.

The show centers on four Lumon employees—Mark S., Helly R., Irving B., and Dylan G.—who take part in the company's severance program to separate their work (innie) and personal (outie) memories. However, they soon discover that Lumon has far more control over their lives than they previously imagined.

The official synopsis of Severance season 2, as per Apple TV, reads:

"Mark and his friends learn the dire consequences of trifling with the severance barrier, leading them further down a path of woe."

Adam Scott, Britt Lower, and others star in Severance season 2

1) Adam Scott as Mark Scout

Adam Scott is seen as Mark Scout in Severance season 2 (Image via Instagram/@instadan360)

Adam Scott appears as Mark Scout, the department head of Lumon's Macrodata Refinement division. After discovering that his colleague Ms. Casey is his outie's deceased wife, Gemma, he goes on a quest to rescue her and expose Lumon's truth with help from his co-workers, Helly, Irving, and Dylan.

Scott is best known for playing Ben Wyatt in Parks and Recreation and Ed MacKenzie in HBO's Big Little Lies. Among his other prominent television roles are Max Jennifer in the supernatural series Ghosted, Henry Pollard in the sitcom Party Down, Palek in HBO's Tell Me You Love Me, and the demon Trevor in NBC's The Good Place.

Furthermore, he has starred in films like Madame Web, The Aviator, The Secret Life of Walter Mitty, The Guilt Trip, Krampus, and The Vicious Kind, among others.

2) Britt Lower as Helly Riggs

Britt Lower plays Helly R. in the sci-fi series Severance (Image via Facebook/@Apple TV)

Britt Lower plays the newly recruited macrodata refiner Helly Riggs, who discovers that her outie is the daughter of Jame Eagan, Lumon's current CEO. In Severance season 2, she hides her outie's real identity from her friends.

Her television credits include the police procedural drama Unforgettable and the romantic comedy Man Seeking Woman. In 2017, she starred as Claire Jennifer, the wife of Adam Scott's character in Ghosted. She has also worked in Big Lake, It's Always Sunny in Philadelphia, and High Maintenance, as well as Hulu shows like Casual, Future Man, and American Horror Stories.

Britt Lower played the lead role in the 2024 Canadian drama film, Darkest Miriam. She has starred in a string of comedy films like Mr. Roosevelt, Sisters, Don't Worry Baby, Mutual Friends, The Shallow Tale of a Writer Who Decided to Write About a Serial Killer, etc.

3) Zach Cherry as Dylan George

Zach Cherry (3rd from left) seen with the cast of Severance season 2 at the Screen Actors Guild Awards (Image via Getty)

Zach Cherry plays Dylan George, one of the four members of the MDR division, in Severance season 2. He gets motivated to learn more about his outie after finding out that he has a son. In season 1, Dylan activates the overtime contingency to help his co-workers get a glimpse into the lives of their respective outies.

Cherry has had small roles in such films as The Big Sick, Spider-Man: Homecoming, Isn't It Romantic, Shang-Chi and the Legend of the Ten Rings, and You Hurt My Feelings. From 2020 to 2022, he voiced the character of Wolf in Fox's animated sitcom Duncanville.

He was also seen in shows like Most Dangerous Game, Crashing, Succession, You, I Feel Bad, The Last O.G., Fallout, and others.

4) John Turturro as Irving Bailiff

John Turturro seen walking the ramp at the Milan Fashion Week in January 2025 (Image via Getty)

John Turturro plays the severed Lumon employee Irving Bailiff, whose commitment to following rules often annoys his co-workers. A former army veteran, he takes part in the overtime contingency to discover more about his work crush, Burt, in the outside world.

In his long career, John Turturro has frequently acted in films by the Coen Brothers. Some of them include The Big Lebowski, Miller's Crossing, O Brother, Where Art Thou?, and the Oscar-nominated film Barton Fink. Furthermore, he recently played Carmine Falcone in the Robert Pattinson-starrer The Batman.

Moreover, his Emmy award-winning guest role of Ambrose Monk in the detective series Monk made him popular among television fans. He went on to play Billy Martin in The Bronx Is Burning, John Stone in The Night Of, and William of Baskerville in The Name of the Rose.

5) Patricia Arquette as Harmony Cobel

An image of Patricia Arquette as seen in Severance season 2 (Image via Apple TV)

Patricia Arquette plays the manager of Lumon's severed floor, Harmony Cobel, who gets fired at the end of Severance season 1. She also spies on the outie Mark by posing as his neighbor, Mrs. Selvig.

In 2014, Arquette starred as Olivia Evans in Richard Linklater's Boyhood, which earned her the Academy Award for 'Best Supporting Actress.' She has given memorable performances in films like True Romance, Ed Wood, Beyond Rangoon, Lost Highway, Flirting with Disaster, Bringing Out the Dead, and the 1996 Richard Feynman biopic Infinity.

Patricia Arquette was also seen in HBO's Boardwalk Empire, the supernatural series Medium, and the police procedural drama series CSI: Cyber. In 2019, she played Dee Dee Blanchard in the true crime miniseries The Act, alongside Joey King's Gypsy Rose Blanchard. Lastly, her previous collaboration with the show's director, Ben Stiller, was in the limited drama series Escape at Dannemora.

6) Tramell Tillman as Seth Milchick

The Lumon manager Seth Milchick as seen in Severance season 2 (Image via Instagram/@instadan360)

Tramell Tillman plays Seth Milchick, who takes over Cobel's position as the manager of the severed floor at Lumon. In Severance season 2, he is tasked with keeping Mark and his friends in check after they broke the severance protocol and caused reputational damage to the company.

Tillman starred in the 2024 romantic comedy film Sweethearts and is set to appear in the upcoming Mission: Impossible – The Final Reckoning, slated to release in May 2025. On television, he has played Steven in 2018's dark comedy Dietland, Bobby Robinson in Godfather of Harlem, and Detective Sommers in Hunters.

Also Read: 5 best characters from Severance