Vito Schnabel
— Jack Flex
Julia Fox
— Bee Luciani
Steven Van Zandt
— Isaac Rabinowitz
Beverly D'Angelo
— Jack's Mother
Bella Thorne
— Elektra
Gina Gershon
— Roberta 'Bob' Campbell
Paris Hilton
— Paris Hilton
Allan Goes
— Kirk Myers
Taylour Paige
— Bianca Slater
Lenny Kravitz
— Lenny Kravitz
Gayle King
— Gayle King
FINNEAS
— Finneas O'Connell
Stephen Dorff
— Will
John McEnroe
— John McEnroe
Luka Sabbat
— Luke
Soo Joo Park
Colleen Camp
— Will's Mom
Brock O'Hurn
Laird Hamilton
Duke Nicholson
— Timothée
Gus Van Sant
— Gus Van Sant
Sandra Seacat
— Sandra Seacat
Gavin Rossdale
— Gavin Rossdale
Tony Kaye
— Maimonides / The Backwards Guru
Brad Pitt
— Brad Pitt
Jason Momoa
— Jason Momoa
Chris Rock
— Chris Rock
Sharon Stone
— Sharon Stone
Bono
— Bono
Snoop Dogg
— Snoop Dogg