Severance

Adam Scott

Mark Scout

Britt Lower

Helly Riggs

Tramell Tillman

Seth Milchick

Zach Cherry

Dylan George

Jen Tullock

Devon Scout-Hale

Dichen Lachman

Ms. Casey

John Turturro

Irving Bailiff

Christopher Walken

Burt Goodman

Patricia Arquette

Harmony Cobel

Sarah Bock

Eustice Huang

Michael Chernus

Ricken Hale

Sydney Cole Alexander

Natalie Kalen

Michael Cumpsty

Doug Graner

Claudia Robinson

Felicia

Karen Aldridge

Asal Regabhi

Michael Siberry

Jame Eagan

Mark Kenneth Smaltz

Judd

Ólafur Darri Ólafsson

Mr. Drummond

Yul Vazquez

Peter 'Petey' Kilmer / Petey (voice)

Rachel Addington

Elizabeth

Merritt Wever

Gretchen George / Gretchen George (voice) (uncredited)

Nikki M. James

Alexa

Donald Webber Jr.

Patton

Grace Rex

Rebeck

Blaze James Gorman

Dylan's Son / Jim George

Robby Benson

Dr. Mauer

Anthoula Katsimatides

Florence

Annie McNamara

Danise

Nora Dale

Gabriela 'Gabby' Arteta

Irish Knight Gorman

Merrick George

Marc Geller

Kier Eagan (voice)

Brian Rock

Goat Wrangler / Wyatt

Cassidy Layton

June Kilmer

Ethan Flower

Angelo Arteta

Bob Balaban

Mark Wilkins

Alia Shawkat

Gwendolyn Y.

Stefano Carannante

Dario Rossi

Adam Jepsen

Man in Hallway / Shadow Mark

Gwendoline Christie

Lorne

Sandra Bernhard

Cecily

Jeff McCarthy

Nature Documentary Voice (voice)

Hudson Flynn

WMC Activist 1

Ruby Stevens

WMC Activist 2

Alexis Cofield

Checkout Girl

Alexandra Ferrara

Weather Channel Voiceover (voice)

Michael Kayne

Steven

Jillian Lindig

Myrtle Eagan

Lou Martini Jr.

Cop Voiceover (voice)

James Augustus Lee

Bartender

Joanne Kelly

Nina Kilmer

Michael Caiazzo

Lead Singer

Margaret Chardiet

Bass

Tye Miller

Guitarist

Jonathan Iglesias

Guy at Venue

Olivia Alboher

Woman in Old Woman Mask

Griffin Stanton-Ameisen

Waiter

Samantha Farrow

Woman in Bride Mask

Charles Henry Wood

Drummer

Sarah Gold

Woman in Jester Mask

Tara Rodriguez

Choreographer

Weston Krukow

Man in Sheep's Head Mask

Arthur Brooks

Cecil

Rajat Suresh

Balf

Amy Stiller

Event Coordinator

Sarah Sherman

Water Tower (voice)

Keanu Reeves

Animated Lumon Administrative Building (voice) (uncredited)

Adrian Martinez

Mr. Saliba

Jules Forsberg-Lary

Waitress

Derek Hedlund

Lumon Security Guard #1

Johnny Bermudez

Lumon Security Guard #2

Jared Johnston

Goat Man

Mishay Petronelli

Shadow Helly

Matthew LaBanca

Shadow Irving

Quentin Avery Brown

Shadow Dylan

Faith Vaughn

Woe

John Noble

Fields

Ben Stiller

Kier Eagan (voice) (uncredited)

Eric J Carlson

Mark Watcher

Jane Alexander

Celestine 'Sissy' Cobel

James Le Gros

Hampton

Jerry Stahl

Magnus

Emma Troake

Dot

Clare Coulter

Rose

Donald Tripe

Ether Addict

Jeanine Marie Flynn

Gate Guard

Jonathan James Rodriguez

Bukayo