Zac Efron Dan / 'Chris-R'
Bryan Cranston Bryan Cranston (uncredited)
Kristen Bell Kristen Bell
Sharon Stone Iris Burton
Seth Rogen Sandy, Producer
Josh Hutcherson Philip / "Denny"
Kurt Bryant Stunt Coordinator
June Diane Raphael Robyn / "Michelle"
J.J. Abrams J.J. Abrams
Melanie Griffith Jean Shelton
James Franco Tommy / "Johnny", Director, Producer
Lizzy Caplan Lizzy Caplan
Jason Mantzoukas Peter
Alison Brie Amber
Brett Gelman Acting Teacher (uncredited)
Zoey Deutch Bobbi
Bob Odenkirk Stanislavsky Teacher
Dylan Minnette Dylan Minnette (uncredited)
Jason Mitchell Nate (uncredited)
Dave Franco Greg / "Mark"
Danny McBride Danny McBride
Judd Apatow Judd Apatow (uncredited)
Keegan-Michael Key Keegan-Michael Key
Erin Cummings Female Guest (uncredited)
Christopher Mintz-Plasse Sid (uncredited)
David DeCoteau David DeCoteau (uncredited)
Tommy Wiseau Henry
Ike Barinholtz Ike Barinholtz
Adam Scott Adam Scott
Charlyne Yi Safowa
Nathan Fielder Kyle Vogt / "Peter"
Lauren Ash Florist "Erin"
Kate Upton Kate Upton (uncredited)
Megan Mullally Mrs. Sestero
Sugar Lyn Beard Actress #2
Kevin Smith Kevin Smith
Eliza Coupe Erica Chase (uncredited)
Randall Park Male Actor
Kelli Konop Executive Producer
Dree Hemingway Female Guest #2
Dave Neustadter Executive Producer
Nathan Kahane Executive Producer
Tom Franco Karl
Kether Donohue Actress #6
Zach Braff Zach Braff (uncredited)
James Weaver Producer
Ari Graynor Juliette / "Lisa"
Angelyne Angelyne
Brian Huskey Teller "James"
Christi Cagle Hairstylist
Shane Ryan-Reid Front Row Premiere Attendee (uncredited)
Slim Khezri Actor at Premiere (uncredited)
Jerrod Carmichael Actor Friend
Andrew Santino Scott Holmes / 'Mike'
Ricky Mabe Casting Person (uncredited)
Tamzin Brown Tommy's Date at Premier (uncredited)
Ryan Moody Associate Producer
Amechi Okocha Mama's Boy (uncredited)
Neil Lewis Second Assistant Director
Jesse M. Feldman Second Unit Director of Photography
Jordan Daem Waiter (uncredited)
Claudia Orozco Makeup Artist
Vincent Marinelli Bartender (uncredited)
Cerra Angela Vallentine Movie Premier Guest (uncredited)
Jessie Ennis Receptionist
Paul Scheer Raphael
Nicole Gordon-Levitt Girl in Red Dress (uncredited)
Steve Yandrich Production Supervisor
Danny Finneran Blonde at Casting (uncredited)
Xosha Roquemore Actress #3
Evan Goldberg Producer
Elena Cristiean Auditioning Actress (uncredited)