Adam Driver
as Charlie Barber

Scarlett Johansson
as Nicole Barber

Laura Dern
as Nora Fanshaw

Alan Alda
as Bert Spitz

Ray Liotta
as Jay Marotta

Julie Hagerty
as Sandra

Merritt Wever
as Cassie

Azhy Robertson
as Henry Barber

Wallace Shawn
as Frank

Martha Kelly
as The Evaluator

Mark O'Brien
as Carter Mitchum

Julia Greer
as Street Solicitor #1

Matthew Maher
as Theater Actor

Eric Berryman
as Theater Actor

Mickey Sumner
as Beth - Theater Actor

Jasmine Cephas Jones
as Theater Actor

Gideon Glick
as Theater Actor

Motell Gyn Foster
as Theater Actor

David Turner
as Theater Actor

Raymond J. Lee
as Theater Actor

Mary Wiseman
as Theater Actor

Pete Simpson
as Theater Actor

Irene Choi
as Theater Actor

Matthew Shear
as Terry - Theater Actor

Becca Blackwell
as Theater Actor

Brooke Bloom
as Mary Ann

Hannah Dunne
as Agnes - Set Designer

McKinley Belcher III
as Lighting Designer

Roslyn Ruff
as Donna - Costume Designer

Santiago Mallan
as Intern

Robert Smigel
as Mediator

Amanda Rovner
as Babysitter

Carlos Jacott
as Producer

Sarah Jones
as Carol - Producer

Dean Wareham
as Cinematographer

Bashir Salahuddin
as Director

Vinny Chhibber
as Visual Effects Guy

Ayden Mayeri
as Makeup Artist

Erin Evans
as Wardrobe Assistant

Lucas Neff
as Pablo (Grip)

Annie Hamilton
as Becca - Nora's Assistant

Tunde Adebimpe
as Sam

Jordyn Curet
as Molly

Justin Claiborne
as Jules

Kyle Bornheimer
as Ted

Pilar Holland
as Law Receptionist

Emily Cass McDonnell
as Nell (Bert's Associate)

Andrew Steven Hernandez
as Pink Dot Clerk

Amir Talai
as Amir

Juan Alfonso
as Arguing Man

Connie Marie Flores
as Arguing Woman

Jeremy Barber
as Lawyer

Rich Fulcher
as Judge

Mary Hollis Inboden
as Nora's Associate

Peter Oliver
as Street Solicitor #2

Bill Blair
as Party Robot Alien (uncredited)