Jonah Hill

as Aaron Green

Russell Brand

as Aldous Snow

Rose Byrne

as Jackie Q

Elisabeth Moss

as Daphne Binks

Tyler McKinney

as African Child in Video

Zoe Salmon

as Zöe Salmon

Lino Facioli

as Naples

Eric Marshall

as Concert goer

Lars Ulrich

as Self

Mario López

as Self

P!nk

as Self

Billy Bush

as Billy Bush

Kurt Loder

as Kurt Loder

Christina Aguilera

as Self

Colm Meaney

as Jonathan Snow

Ray Siegle

as Paparazzo in LA

Chad Cleven

as Paparazzo in LA

Jonathan Chris Lopez

as Paparazzo in LA

Vero Felice Monti

as Paparazzo in LA

Danny O'Leary

as Danny O'Leary

Aziz Ansari

as Matty Briggs

Sean Combs

as Sergio Roma

Kali Hawk

as Kali Coleman

Nick Kroll

as Kevin McLean

Brandon Johnson

as Pinnacle Executive

Ivan Shaw

as Pinnacle Executive

Ellie Kemper

as Pinnacle Executive

Jake Johnson

as Jazz Man

Da'Vone McDonald

as Sergio's Security Guard

Derek Ressallat

as Dr. Coltrane

Karl Theobald

as Duffy Servant Dude

Dinah Stabb

as Lena Snow

Gee Sekweyama

as Aldous's Mate in London

Jamie Sives

as Aldous's Mate in London

Tom Felton

as Tom Felton

Zoe Richards

as Club Girl in London

Jessica Ellerby

as Club Girl in London

Tony van Silva

as Old Man on Bike

Meddy Ford

as Party Girl in Limo

Rebecca Kinder

as Party Girl in Limo

Jim Piddock

as Limousine Driver in London

Kristen Bell

as Sarah Marshall

Rick Schroder

as Ricky Schroder

Ryan Shiraki

as Rianna the Hairdresser

José Ramón Rosario

as Limousine Driver in NY

Pharrell Williams

as Self

Kristen Schaal

as Today Show Production Assistant

Meredith Vieira

as Meredith Vieira

Sean Mannion

as Today Show Sound Guy

David Auerbach

as Today Show Stage Manager

Howard Strawbridge

as Today Show Lighting Director

Stephen G. Lucas

as Today Show Director

Paul Krugman

as Self

Lenny Widegren

as Infant Sorrow Guitarist

Roger Joseph Manning Jr.

as Infant Sorrow Keyboardist / Guitarist

Sean Hurley

as Infant Sorrow Bassist

Victor Indrizzo

as Infant Sorrow Drummer

Ato Essandoh

as Smiling African Drummer

Aurora Nonas-Barnes

as Oak Room Girl

Jennifer Perry

as Flirtatious Party Girl

Lindsey Broad

as Pocket Dial Girl

Nicole Sciacca

as Dancer at Nightclub in NY

Thomas Nowell

as S&M Guy Who Looks Like Moby

Duane Sequira

as Drug Dealer in NY

Ronald J. Garner

as TSA Agent at JFK

Joyful Drake

as Sergio's Baby Mama

Francesca Delbanco

as Admiral Club Attendant

T.J. Miller

as Brian

Neal Brennan

as Guy at Brian's House

Stephanie Faracy

as Wendy

Brian Duprey

as Frank Look-Alike

Kyle Diamond

as Sammy Look-Alike

Thomas R. Wallek

as Joey Look-Alike

Drew Anthony Carrano

as Dean Look-Alike

Kelly Ann Buckman

as Waitress in Vegas

Giusy Castiglione

as Lap Dancer in Vegas

Christine Nguyen

as Lap Dancer in Vegas

Diana Terranova

as Lap Dancer in Vegas

Ava Vassileva

as Topless Party Girl

Carla Gallo

as Destiny

Carlos Jacott

as Navigator Driver in Vegas

Rino Romano

as Announcer (voice)

Joe Benson

as DJ (voice)

Sarah Haskins

as Girl in Crowd at Standard Hotel

Andrew Burlinson

as Hipster in Crowd at Standard Hotel

Tom Chadwick

as Tom the Assistant

Mike Viola

as Furry Walls Rhythm Guitarist

Dan Rothchild

as Furry Walls Bassist

Dayton Knoll

as VH1 Storyteller Audience Member

George Aloi

as Airline Passenger

Aiden Cardei

as Concert Goer

Peter Conboy

as Soccer Coach

Daniela Dakich

as Aldous Groupie

Deanna Gibson

as Fan

Lonnie Henderson

as American Soldier (uncredited)

Richard Hochman

as Valet

Robert Scott Howard

as Jon

Annie Hsu

as Club Patron In New York

Jill Jordan

as Entourage Girl

Benjamin Kanes

as Singing Concert Fan

Tonya Kay

as Model

Kristen Marie Kelly

as Obsessed Fan

Jian Leonardo

as Model

Natalina Maggio

as Hot Club Dancer

Meghan, Duchess of Sussex

as Tatiana

Thomas J. Post

as Paparazzi in Las Vegas

Kirsten Roeters

as Flight Attendant

Daniel Robaire

as Drunk Bachelor

Jonathan Ryland

as Servant Dude

Dee Snider

as Dee Snider

Derek Theler

as Standard Guest

Julia Tokarz

as Aldous Snow Fan

Magali Widmer

as Dancer

Chris Wilson

as London Executive

Alexandra Wright

as Concert Fan

Michael Bravo

as Strip Pedestrian (uncredited)