Karen Gillan
Carol Cobb

Iris Apatow
Krystal Kris

Fred Armisen
Darren Eigen

Maria Bakalova
Anika

Vir Das
Ronjon

David Duchovny
Dustin Mulray

Samson Kayo
Bola

Keegan-Michael Key
Sean Knox

Guz Khan
Howie Frangopolous

Leslie Mann
Lauren Van Chance

Kate McKinnon
Paula the Studio Head

Pedro Pascal
Dieter Bravo

Peter Serafinowicz
Gavin

Harry Trevaldwyn
Gunther

Danielle Vitalis
Pippa

Rob Delaney
Carol's Agent, Marti

Raphael Acloque
Zaki

Chris Witaske
Josh

Galen Hopper
Carla

Celeste Dring
Martha the Script Supervisor

Ben Ashenden
Tip the MoCap Guy

Alexander Owen
Cyril the MoCap Guy

Maria Bamford
Krystal's Mom

Daisy Ridley
Kate

John Lithgow
Tom the Studio Chairman

Austin Ku
Li the Executive Chairman

John Cena
Steve the Stunt Coordinator

Beck
Beck

Donna Air
ET Reporter, Susan Howard

Ivy Wolk
Anti-Krystal YouTuber

James McAvoy
James McAvoy

Kathryn Drysdale
Zaki's Wife, Minnie

Vivian Full
Second ET Reporter

Chloé Delanney
Third ET Reporter