Bryan Cranston as Ned Fleming

James Franco as Laird Mayhew

Zoey Deutch as Stephanie Fleming

Megan Mullally as Barb Fleming

Griffin Gluck as Scotty Fleming

Keegan-Michael Key as Gustav

Kaley Cuoco as Justine (voice)

Cedric the Entertainer as Lou Dunne

Zack Pearlman as Kevin Dingle

Jee Young Han as Marnie Dingle

Grace Hazelett as Vanessa Dingle

Sadie Hazelett as Vanessa Dingle

Casey Wilson as Missy Pederman

Andrew Rannells as Blaine Pederman

Adam Devine as Tyson Modell

Tangie Ambrose as Patty Dunne

Steve Bannos as Burt

Steve Aoki as DJ Steve Aoki

Richard Blais as Richard Blais

Elon Musk as Elon Musk

Gene Simmons as Gene Simmons

Paul Stanley as Paul Stanley

Peter Criss as Peter Criss

Chris A. Liscomb as Chris A. Liscomb

Bob Stephenson as Jerry

Mary Pat Gleason as Joyce

Jacob Kemp as Randy

Juliette B. Reiss as Applebee's Waitress

Melissa Graver as Applebee's Waitress

Steffen Dziczek as Applebee's Waiter

Jimmy Badstibner as Fleming Company Employee

Ramy Youssef as Coder in Kitchen

Brenda Good as Laird's Employee

Harrison Bieker as Laird's Employee

Greg Worswick as Bartender

George Kareman as Party Waiter

Toby Turner as Party Guest

Craig Hosking as Helicopter Pilot

Lucy Angelo as Gamer Girl (uncredited)

Katelyn Brooke as Kissing Woman (uncredited)

Isabel Dresden as Quirky Waitress (uncredited)

Lynly Ehrlich as Printer Employee (uncredited)

Stevens Gaston as Keith (uncredited)

Liam Gillen as Choir Member #4 (uncredited)

Braxton Goe as Party Guest (uncredited)

Alex J. Joseph as Underwear Swimmer (uncredited)

Jocelyn Marie as Steph's Friend (uncredited)

Derek McEntire as Video Game Coder (uncredited)

Arber Mehmeti as Serbian Guard 1 (uncredited)

Isabelle Menard as Party Guest (uncredited)

Tim Neff as Kissing Man (uncredited)

Saul Preciado-Garcia as Peruvian Villager (uncredited)

Evan Seidlitz as Bartender (uncredited)

Lee Stickler as Choir Member #2 (uncredited)

Caleb Thomas as Scotty (uncredited)

Emely von Oest as Ned's Friend (uncredited)

Burnie Burns as Self