The Trainer

Timothée

Jason Momoa

Lauren Sánchez

Nat Faxon

Bob Colacello

Jack's Mother

Bianca Slater

Hot Baker (uncredited)

Gayle King

Maimonides / The Backwards Guru

Kevin Eubanks

Will's Mom

Zar Amir Ebrahimi

Elektra

Gus Van Sant

Chris Rock

Finneas O'Connell

Snoop Dogg

Don Lemon

Carla Bruni

Mr. Chow

Jack Flex

Lenny Kravitz

Luke

Brad Pitt

Kevin Love

(uncredited)

Isaac Rabinowitz

Roberta 'Bob' Campbell

Will

Sandra Seacat

Ai Weiwei

Juicy J

Paris Hilton

Sharon Stone

Bono

Julian Schnabel

Brian Tyree Henry

John McEnroe

Trainer (uncredited)

Evan Ross

Charlotte McKinney

Bee Luciani

Kirk Myers

Gavin Rossdale