Marty Supreme

Timothée Chalamet

Marty Mauser

Gwyneth Paltrow

Kay Stone

Odessa A'zion

Rachel Mizler

Kevin O'Leary

Milton Rockwell

Tyler, The Creator

Wally

Fran Drescher

Rebecca Mauser

Abel Ferrara

Ezra Mishkin

Emory Cohen

Ira Mizler

Géza Röhrig

Béla Kletzki

Koto Kawaguchi

Koto Endo

Larry Sloman

Murray Norkin

Luke Manley

Dion Galanis

Pico Iyer

Ram Sethi

Mariann Tepedino

Mariann

Ralph Colucci

Lloyd

Devorah Shubowitz

Norkin Customer

George Gervin

Lawrence

Marinel Tinnirello

Not Marty's Messenger

Sandra Bernhard

Judy

John Catsimatidis

Christopher Galanis

Nick Waplington

Wembley Photographer

Nikhil Kumar

Amit Vishwakarma

Keith Kirkwood

Wembley Round 1 Umpire

Conn Horgan

Angry British Bailey Fan

Joshua Bennett

Ted Bailey

Timo Boll

Vladimir Sebek

Mahadeo Shivraj

Wembley Round 3 Umpire

John Keating

Daily Mail Reporter

Ed Malone

The Sun Reporter

Roddy O'Hehir

The Star Reporter

Michael Cummings

Irish Times Reporter

Harvey Shield

Ritz Maître D'

Diego Schaaf

Wembley Finals Umpire

Sho Miyazaki

Japanese Coach

Andy Kai Nagashima

Japanese Team Member

Dennis Creaghan

Wembley Announcer

Francis Dumaurier

French Maître D'

Kemba Walker

Globetrotter

Tracy McGrady

Globetrotter

Musto Pelinkovicci

Greasy MC

Marius Tanase

Coach Abe

Philippe Petit

Brussels MC

Donato P. Daddario

Officer Sal

Frankie Carbone

Officer Frank

Lizzi Bougatsos

Pet Store Customer Mom

Lucas Z. Heinrich

Pet Store Customer Son

Johnny Engle

Bruised Man

Jimmy Lindquist

Halsey Desk Clerk

Todd Vulpio

Pissed Off Neighbor at Halsey

Johnny Zito

Halsey Worker / Male Voice (voice)

Stephen Dachtera

Halsey Worker

Brian Marks

Paramedic

Kevin Eccleston

Paramedic

Richard Schlossbach

Fox's Employee

Emilio El Kilani

Boyd

Isaac Simon

Roger

Cody Kostro

Board Man

George J. Katsiavos

Overalls

Levon Hawke

Christian

Spenser Granese

Clark

Hailey Benton Gates

Trish

Patrick Wiki Morales

Lawrence's Dirtbag

Ted Williams

Ted

Alison Bartlett

Rockwell Receptionist Voice (voice)

Fred Hechinger

Troy

David Mamet

Director Glenn Nordmann

Jake Braff

Playwright

Bill Buell

Henry the Suitor

Naomi Fry

Assistant to Kay Stone

Paul Grimstad

Production Manager

Barry Daniels

Hotel Edison Custodian

Roman Persits

Pawn Shop Leon

Garrett Hermann

Gas Station Attendant

Penn Jillette

Hoff

Linda Malamy

Ira's Grandmother

Mitchell Wenig

Mitch

Ronald Bronstein

Blarney Stone Phone Voice (voice)

Edward Puydak

Blarney Stone Bartender

Hector Diaz

Park Hero

Isaac Mizrahi

Merle

Kevin Loreque

Fred Astaire

Joseph Cappiello

Patrolman Cap

Joseph Jankauskas

Patrolman Joey

Joris Stuyck

Gloomy Rockwell Friend

Dante Fiallo

Partygoer

Nancy Shankman

Kay's Mom

Chris Nelson

Milton's Friend

Eric Rampulla

Milton's Friend

Randy Credico

Milton's Friend

Bob Rubin

Robert

Michael A. Sollecito

Reuben

Cheryl Flowers-Briggs

E.R. Nurse

Rory Gevis

E.R. Nurse

Mia Humberd-Hilf

Flight Attendant

Brian Sexton

Rockwell Executive

Rick Garlick

Rockwell Executive

Shingo Aiba

Haneda Ramp Agent

Yasu Suzuki

Japanese Rockwell Executive

Tatsuo Ichikawa

Haneda Greeter

Mark Okita

Japanese MC

Joe Matsumura

Japanese Show Worker & Translator

Rei Ogaki

Japanese Challenger #1

Anna Melody

Japanese Usher

Ryuku Kina

Ueno Ball Boy

Jota Ito

Japanese Coach from JTTA

Hideyuki Yamashiro

Japanese Show Worker

Tony Crosbie

IATT Representative

Mahmoud Osfour

IATT Representative

Kojun Natsu

IATT Japanese Peer

Sadaharu Matsushita

IATT Japanese Peer

Gao Ogawa

IATT Japanese Peer

Tomoki Urabe

Japanese Challenger #2

Charles Glover

American General

Etsuko Enami

Japanese Scorekeeper

Koji Oribe

Japanese Ping Pong Umpire

Johnnie Yamamoto

Man in Ueno Crowd

Nick Wood

Officer

Susan Lazarus

Bellevue Phone Operator

Rae Maddren

Bellevue Maternity Reception

Carolyn Gershenson

Newborn Nursery Nurse

Robert Pattinson

British Open Semifinals Commentator (voice) (uncredited)

Veronica Hein

Usher (uncredited)