Jeremy Jordan as Neil Bogart

Michelle Monaghan as Beth Weiss

Jay Pharoah as Cecil Holmes

Lyndsy Fonseca as Joyce Biawitz

Dan Fogler as Buck Reingold

Peyton List as Nancy Weiss

James Wolk as Larry Harris

Michael Ian Black as Bill Aucoin

Chris Redd as Frankie Crocker

Sebastian Maniscalco as Giorgio Moroder

Jason Isaacs as Al Bogatz

Sam Nelson Harris as Paul Stanley

Casey Likes as Gene Simmons

Ledisi as Gladys Knight

Alex Gaskarth as Peter Criss

Pink Sweat$ as Bill Withers

Wiz Khalifa as George Clinton

Jason Derulo as Ronald Isley

Tayla Parx as Donna Summer

Winslow Fegley as Young Neil Bogart

Doron Bell as Rudolph Isley

Caylee Cowan as Farrah Lee

Vincent Pastore as Big Joey

Ellen David as Ruth Bogatz

George Nickolas K. as Steven Tyler

Dusan Dukic as Gary Eli

Obi Abili as Edwin Hawkins

David Reale as Darren

Nick Sandow as Mo Ostin

Christopher Hayes as Damon

Johnny Gill as Clarence Burke Jr.

Charlie Ebbs as Murray-The-K

Delia Lisette Chambers as Mimi Gaines Sommers

Marcel Nahapetian as Young Tim Bogart

Seaton Smith as Manny

Cait Alexander as Frankie's Girl

John Skelley as Bill Darnell

Emily Rose David as Marilyn

Alex Gravenstein as FBI Agent Horace