Michael Newman

Adam Sandler

Acting

Donna Newman

Kate Beckinsale

Acting

Morty

Christopher Walken

Acting

Ammer

David Hasselhoff

Acting

Ted

Henry Winkler

Acting

Trudy

Julie Kavner

Acting

Bill

Sean Astin

Acting

Ben at 7 years old

Joseph Castanon

Acting

Ben at 17 years old

Jonah Hill

Acting

Ben at 22-30 years old

Jake Hoffman

Acting

Samantha at 5 years old

Tatum McCann

Acting

Samantha at 14 years old

Lorraine Nicholson

Acting

Samantha at 27 years old

Katie Cassidy

Acting

Kevin O'Doyle

Cameron Monaghan

Acting

Janine

Jennifer Coolidge

Acting

Alice / Alan

Rachel Dratch

Acting

Stacy

Sophie Monk

Acting

Linda

Michelle Lombardo

Acting

Julie

Jana Kramer

Acting

Bed, Bath & Beyond Guy

Nick Swardson

Acting

Dr. Bergman

Sidney Ganis

Acting

Watsuhita Head Executive

Michael Yama

Acting

Watsuhita Executive

Mio Takada

Acting

Watsuhita Executive

Eiji Inoue

Acting

Watsuhita Executive

Toshi Toda

Acting

Ancient Executive

George K. Eguchi

Acting

Kirsten

Katheryn Cain

Acting

Male Nurse

Frank Coraci

Directing

Doctor

Tim Herlihy

Writing

Jogger

Iryna Blokhina

Acting

Michael at 10 Years Old

Emilio Cast

Acting

Lakeside Camp Boy

Willy Goldstein

Acting

Lakeside Camp Girl

Lily Mo Sheen

Acting

Kathy O'Doyle

Carolyn Hennesy

Acting

Samantha's Friend

Elena Patten

Acting

Samantha's Friend

Cheyenne Alexis Dean

Acting

Ping Woo

Elliott Cho

Acting

Ping Woo's Father

Alan Au

Acting

Firecracker Teen

Ryan Keiser

Acting

Firecracker Teen

Christopher Levy

Acting

Firecracker Teen

Nickole Reyes

Acting

Firecracker Teen

Brianna Davis

Acting

Firecracker Teen

Robert Jones

Acting

Judy

Jenae Altschwager

Acting

Habeeboo Entourage

Manish Goyal

Acting

Habeeboo Entourage

Marco Khan

Acting

Habeeboo Entourage

Ahmad Jordan

Acting

Habeeboo Entourage

Nick Hodaly

Acting

Habeeboo Entourage

Alireza Tanbakoochi

Acting

Bandleader

John Pagano

Acting

Singer

Dolores O'Riordan

Acting

Aunt Peggy

Sally Insul

Acting

Prince Habeeboo (uncredited)

Rob Schneider

Acting

Newman Employee (uncredited)

Billy Slaughter

Acting

Narrator of Michael's Past (voice) (uncredited)

James Earl Jones

Acting

Susie (uncredited)

Theresa Barrera

Acting

Hot Assistant (uncredited)

Elizabeth DeCicco

Acting

Hot Employee (uncredited)

Abra Chouinard

Acting

Singing Driver (uncredited)

Terry Crews

Acting

Ping Woo's Grandfather (uncredited)

Howard Fong

Acting

Ammer in SAP scene (uncredited)

Jorge Garcia

Acting

Office Worker (uncredited)

Tracy Britton

Acting

Best Man (uncredited)

Jason Sandler

Acting

Punk Chick (uncredited)

Celeste Thorson

Acting

Wedding Guest (uncredited)

Lana Titov

Acting

Lakeside Camp Boy (uncredited)

Kyle Brody

Acting

Roy (uncredited)

Blake Clark

Acting

Young Mother (uncredited)

Lowe Cunningham

Acting

Segue Guy (uncredited)

Freddie De Grate

Acting

Singer (uncredited)

Betsy Hammer

Acting

Vendor (uncredited)

Dalon Huntington

Acting

Bikini Girl (uncredited)

Jen Johnson

Acting

Bar Patron (uncredited)

Spencer Kayden

Acting

Wedding Guest (uncredited)

Samantha Kelly

Acting

Bar Patron (uncredited)

Traycee King

Acting

Sexual Harasser (uncredited)

Karen Levine

Acting

Ex-Girlfriend Tamara (uncredited)

Kat Lombard

Acting

Bar Patron (uncredited)

Anna Lunberry

Acting

Waiter (uncredited)

Mark Mahoney

Acting

Max (uncredited)

Danny McKinnon

Acting

Parking Attendant (uncredited)

Shane Ralston

Acting

Supermodel (uncredited)

Alexandra Sullivan

Acting

Ex-Girlfriend (uncredited)

C. Michelle Woods

Acting