Why Him?

Elon Musk as Elon Musk Melissa Graver as Applebee's Waitress Tangie Ambrose as Patty Dunne Paul Stanley as Paul Stanley Mary Pat Gleason as Joyce Jocelyn Marie as Steph's Friend (uncredited) Caleb Thomas as Scotty (uncredited) James Franco as Laird Mayhew Steve Aoki as DJ Steve Aoki Craig Hosking as Helicopter Pilot Alex J. Joseph as Underwear Swimmer (uncredited) Griffin Gluck as Scotty Fleming Zoey Deutch as Stephanie Fleming Megan Mullally as Barb Fleming Cedric the Entertainer as Lou Dunne Peter Criss as Peter Criss Juliette B. Reiss as Applebee's Waitress Jimmy Badstibner as Fleming Company Employee Ramy Youssef as Coder in Kitchen Kaley Cuoco as Justine (voice) Stevens Gaston as Keith (uncredited) Isabelle Menard as Party Guest (uncredited) Steve Bannos as Burt Saul Preciado-Garcia as Peruvian Villager (uncredited) Gene Simmons as Gene Simmons Steffen Dziczek as Applebee's Waiter Lucy Angelo as Gamer Girl (uncredited) Isabel Dresden as Quirky Waitress (uncredited) Emely von Oest as Ned's Friend (uncredited) Tim Neff as Kissing Man (uncredited) Evan Seidlitz as Bartender (uncredited) Bryan Cranston as Ned Fleming Keegan-Michael Key as Gustav Andrew Rannells as Blaine Pederman Greg Worswick as Bartender Bob Stephenson as Jerry Harrison Bieker as Laird's Employee Jee Young Han as Marnie Dingle Casey Wilson as Missy Pederman Richard Blais as Richard Blais Toby Turner as Party Guest Katelyn Brooke as Kissing Woman (uncredited) Zack Pearlman as Kevin Dingle George Kareman as Party Waiter Adam Devine as Tyson Modell

Ben Stiller Producer Ben Jenkin Stunt Double Tom Zawacki Set Dresser Sandra Lee Gimpel Stunts Garrett Warren Stunt Coordinator Dean Zimmerman Editor Lia Roldan Set Decoration Dan Levine Producer John Hamburg Director, Executive Producer, Screenplay, Story James Franco Executive Producer Nathan Kelly Production Supervisor Jan Pascale Set Decoration Theodore Shapiro Original Music Composer Alex Chansky Stunts Shawn Levy Producer Chris Carnel Stunts Zach Hudson Stunts Kurt Bryant Stunts Mark Vanselow Stunts Jason Chu Stunt Double Brandon Melendy Stunts Garrett Hammond Stunts Jonah Hill Story, Producer Georgia Kacandes Executive Producer Scott Robertson Co-Producer Sera Trimble Stunts Rachel Tenner Casting Jef Groff Stunt Driver Heba Thorisdottir Makeup Department Head Kurt D. Lott Stunt Coordinator