Severance (TV) Cast
The cast of Severance. Updated on September 1, 2025.
53 actors
Adam Scott
as Mark Scout (9 episodes)

Adam Scott portrays the character of Mark Scout in Severance. Mark is a dedicated employee of Lumen Industries and is known for his strong work ethic and determination. As the series unfolds, Mark finds himself entangled in the dark secrets and mysteries surrounding the company.

Britt Lower
as Helly Riggs (9 episodes)

Britt Lower plays the role of Helly Riggs, a talented and ambitious employee at Lumen Industries. Helly is known for her intelligence and resourcefulness, often finding herself at odds with the company's management. Throughout the series, she becomes increasingly suspicious of the true nature of the severance package.

Zach Cherry
as Dylan George (9 episodes)

Zach Cherry portrays Dylan George in Severance. Dylan is a charismatic and witty employee at Lumen Industries who often provides comic relief in tense situations. Despite his laid-back and easygoing nature, Dylan also becomes caught up in the web of secrets surrounding the company.

Tramell Tillman
as Seth Milchick (9 episodes)

Tramell Tillman plays the character of Seth Milchick, a dedicated and loyal employee at Lumen Industries. Seth is known for his unwavering commitment to his work and his colleagues. However, as the series progresses, Seth finds himself questioning the morality of the severance package and the true intentions of the company.

Jen Tullock
as Devon (9 episodes)

Jen Tullock portrays the role of Devon in Severance. Devon is a talented and ambitious employee at Lumen Industries who is deeply committed to her career. However, as she delves deeper into the mysteries surrounding the company, Devon begins to question her own involvement and what she is willing to sacrifice for success.

Dichen Lachman
as Ms. Casey (9 episodes)

Dichen Lachman plays the character of Ms. Casey, a mysterious and enigmatic figure at Lumen Industries. Ms. Casey holds a position of power within the company and is often the one making crucial decisions. As the series unfolds, her true motivations and alliances become increasingly unclear.

Michael Chernus
as Ricken Hale (9 episodes)

Michael Chernus portrays Ricken Hale in Severance. Ricken is a charismatic and influential executive at Lumen Industries. He is known for his charming personality and ability to manipulate others. Ricken's true intentions and role within the company are gradually revealed throughout the series.

John Turturro
as Irving Bailiff (9 episodes)

John Turturro plays the role of Irving Bailiff, a highly respected and experienced employee at Lumen Industries. Irving is known for his wisdom and keen insight into the workings of the company. As the series progresses, he becomes a central figure in unraveling the truth behind the severance package.

Christopher Walken
as Burt Goodman (9 episodes)
Patricia Arquette
as Harmony Cobel (9 episodes)
Jeff McCarthy
as Nature Documentary Voice (voice) (1 episode)
Hudson Flynn
as WMC Activist 1 (1 episode)
Ruby Stevens
as WMC Activist 2 (1 episode)
Alexis Cofield
as Checkout Girl (1 episode)
Alexandra Ferrara
as Weather Channel Voiceover (voice) (1 episode)
Michael Kayne
as Steven (1 episode)
Jillian Lindig
as Myrtle Eagan (1 episode)
Lou Martini Jr.
as Cop Voiceover (voice) (1 episode)
James Augustus Lee
as Bartender (1 episode)
Joanne Kelly
as Nina Kilmer (1 episode)
Anthoula Katsimatides
as Florence (2 episodes)
Brian Rock
as Goat Wrangler (1 episode)
Nikki M. James
as Alexa (4 episodes)
Cassidy Layton
as June Kilmer (2 episodes)
Michael Caiazzo
as Lead Singer (1 episode)
Sydney Cole Alexander
as Natalie (4 episodes)
Margaret Chardiet
as Bass (1 episode)
Yul Vazquez
as Peter 'Petey' Kilmer (4 episodes)
Annie McNamara
as Danise (3 episodes)
Donald Webber Jr.
as Patton (3 episodes)
Grace Rex
as Rebeck (3 episodes)
Ethan Flower
as Angelo Arteta (2 episodes)
Karen Aldridge
as Regabhi (2 episodes)
Tye Miller
as Guitarist (1 episode)
Blaze James Gorman
as Dylan's Son (1 episode)
Jonathan Iglesias
as Guy at Venue (1 episode)
Olivia Alboher
as Woman in Old Woman Mask (1 episode)
Griffin Stanton-Ameisen
as Waiter (1 episode)
Samantha Farrow
as Woman in Bride Mask (1 episode)
Michael Cumpsty
as Doug Graner (7 episodes)
Charles Henry Wood
as Drummer (1 episode)
Sarah Gold
as Woman in Jester Mask (1 episode)
Tara Rodriguez
as Choreographer (1 episode)
Rachel Addington
as Elizabeth (4 episodes)
Nora Dale
as Gabriela 'Gabby' Arteta (3 episodes)
Weston Krukow
as Man in Sheep's Head Mask (1 episode)
Michael Siberry
as Jame Eagan (3 episodes)
Marc Geller
as Kier Eagan (8 episodes)
Claudia Robinson
as Felicia (5 episodes)
Arthur Brooks
as Cecil (1 episode)
Rajat Suresh
as Balf (1 episode)
Mark Kenneth Smaltz
as Judd (4 episodes)
Amy Stiller
as Event Coordinator (1 episode)
For the best insights and data about the TV show Severance, visit our main Severance page.