Zach Galifianakis as Zach Galifianakis

Lauren Lapkus as Carol

Ryan Gaul as Cam

Jiavani as Boom Boom

Will Ferrell as Will Ferrell

Matthew McConaughey as Matthew McConaughey

David Letterman as David Letterman

Peter Dinklage as Peter Dinklage

Jon Hamm as Jon Hamm

John Legend as John Legend

Benedict Cumberbatch as Benedict Cumberbatch

Brie Larson as Brie Larson

Chrissy Teigen as Chrissy Teigen

Keanu Reeves as Keanu Reeves

Rashida Jones as Rashida Jones

Chance the Rapper as Chance the Rapper

Hailee Steinfeld as Hailee Steinfeld

Bobby Tisdale as Bobby Tisdale

John Cho as John Cho

Adam Scott as Adam Scott

Tiffany Haddish as Tiffany Haddish

Paul Rudd as Paul Rudd

Jason Schwartzman as Jason Schwartzman

Bruce Willis as Bruce Willis (archive footage)

Tessa Thompson as Tessa Thompson

A.D. Miles as A.D. Miles

Awkwafina as Awkwafina

Gal Gadot as Gal Gadot

Rekha Shankar as Gaya

Mary Scheer as Frannie Scheindlin

Olivia Mekdara as Amelia

Mo Zelof as AJ

Gabriel Gundacker as The Piñata Man

Phil Hendrie as Bill Yum

Mike Ivy as Jim Handle

Matt Besser as Mike Burcho

Mary Holland as Gerri Plop

Najla Samad as Lisa the Tap Dancer

Michelle Munoz as Megan the Tap Dancer

Lauren Ashley Smith as The Mysterious Donna

Phil Abrams as The Bubble Artist

Chloé Wepper as Claudia

Greg Galifianakis as Greg Tooba

Dennis Gubbins as Dennis Tuba

Edi Patterson as Shiri Clarts

Charity L. Miller as Lisa Enderwhol

Phoebe Bridgers as Phoebe Bridgers

Matt Berninger as Matt Berninger

Mike Brewer as Mike Brewer

Walter Martínez as Walter Martínez

Matt Barrick as Matt Barrick

Blake Clark as Earl Canderton

Paul F. Tompkins as Burnt Millipede

Paul Rust as Eugene Tennyson

Joav Ramon as Bartender

Mary Sohn as Tina

Will Hines as Jamie Kandt, Esq

Demi Adejuyigbe as DJ Fwap

Mandell Maughan as Nic Jeffries