Aubrey Shea
Jerrica Benton / Jem

Stefanie Scott
Kimber Benton

Hayley Kiyoko
Aja

Aurora Perrineau
Shana

Ryan Guzman
Rio Raymond

Molly Ringwald
Aunt Bailey

Juliette Lewis
Erica Raymond

Isabella Kai
Young Jerrica

Barnaby Carpenter
Emmett Benton

Jason Kennedy
Jason Kennedy

Nathan Moore
Zipper

Justin Alastair
Esteban

Mischke Butler
Vocal Coach

Samantha Newark
Hairstylist

Christopher Scott
Choreographer

Marcei A. Brubaker Brown
Homeless Woman

Jackie Tohn
Rebecca

Ken Baker
Donnie the Reporter

Britta Phillips
Stage Manager

Phillip Chbeeb
Back-Up Dancer

Nicholas Stewart
Back-Up Dancer

Kelsey Landers
Back-Up Dancer

Jessica Lee Keller
Back-up Dancer

Ryan Hansen
Stephen the Guard

Quddus
VJ

Christy Marx
Lindsey Pierce

Hana Mae Lee
Roxy

Katie Findlay
Stormer

Eiza González
Jetta

Kesha
Pizzazz

Alicia Keys
Alicia Keys

Chris Pratt
Chris Pratt

Dwayne Johnson
Dwayne Johnson

Jimmy Fallon
Jimmy Fallon

Nicholas Braun
Brad (uncredited)