Josh Hutcherson Philip / 'Denny'
Melanie Griffith Jean Shelton
Bryan Cranston Bryan Cranston (uncredited)
Zoey Deutch Bobbi
James Franco Tommy / 'Johnny', Director, Producer
Seth Rogen Sandy, Producer
Sharon Stone Iris Burton
Bob Odenkirk Stanislavsky Teacher
Kristen Bell Kristen Bell
Dylan Minnette Dylan Minnette (uncredited)
Alison Brie Amber
Lizzy Caplan Lizzy Caplan
Zac Efron Dan / 'Chris-R'
Keegan-Michael Key Keegan-Michael Key
Dave Franco Greg / 'Mark'
Jacki Weaver Carolyn / 'Claudette'
Jason Mantzoukas Peter
Christopher Mintz-Plasse Sid (uncredited)
Brett Gelman Acting Teacher (uncredited)
Randall Park Male Actor
Adam Scott Adam Scott
Danny McBride Danny McBride
J.J. Abrams J.J. Abrams
Ike Barinholtz Ike Barinholtz
Lo Mutuc Safowa
Zach Braff Zach Braff (uncredited)
Megan Mullally Mrs. Sestero
Erin Cummings Female Guest (uncredited)
Megan Ferguson Jessie
June Diane Raphael Robyn / 'Michelle'
Eliza Coupe Erica Chase (uncredited)
Kevin Smith Kevin Smith
Hannibal Buress Bill
Kate Upton Kate Upton (uncredited)
Ari Graynor Juliette / 'Lisa'
Andrew Santino Scott Holmes / 'Mike'
Lauren Ash Florist 'Erin'
Evan Goldberg Producer
Judd Apatow Judd Apatow (uncredited)
Sugar Lyn Beard Actress #2
John Early Chris
Casey Wilson Casting Director #2
Brian Huskey Teller 'James'
Paul Scheer Raphael
Jerrod Carmichael Actor Friend
Jessie Ennis Receptionist
Toby Emmerich Executive Producer
Tommy Wiseau Henry
Roy Lee Executive Producer
Kether Donohue Actress #6
Xosha Roquemore Actress #3
Christopher S. Aud Sound Re-Recording Mixer
Nathan Fielder Kyle Vogt / 'Peter'
Scott Neustadter Screenplay, Executive Producer
Jason Mitchell Nate (uncredited)
Michael H. Weber Screenplay, Executive Producer
Dree Hemingway Female Guest #2
Greg Sestero Book, Casting Agent (uncredited)
Rich Delia Casting
Tom Franco Karl
Joe Mande Todd
Shane Ryan-Reid Front Row Premiere Attendee (uncredited)
Gabe Hilfer Music Supervisor
Bruce Wayne Gillies Unit Production Manager, Line Producer
Ricky Mabe Casting Person (uncredited)
Vince Jolivette Producer
Chris L. Spellman Production Design
John Powers Middleton Executive Producer
Kurt Bryant Stunt Coordinator
Richard Brener Executive Producer
Hans Ritter Executive Producer
Andy Clement Makeup Designer, Prosthetic Designer