Ethan

Joseph Gordon-Levitt

Acting

Isaac

Seth Rogen

Acting

Chris

Anthony Mackie

Acting

Diana

Lizzy Caplan

Acting

Betsy

Jillian Bell

Acting

Sarah

Mindy Kaling

Acting

Mr. Green

Michael Shannon

Acting

Mrs. Roberts

Lorraine Toussaint

Acting

Boss

Randall Park

Acting

Rebecca Grinch

Ilana Glazer

Acting

Joshua

Nathan Fielder

Acting

Cindy

Heléne Yorke

Acting

Tommy Owens

Aaron Hill

Acting

Narrator / Santa

Tracy Morgan

Acting

Nana

Darrie Lawrence

Acting

Self

James Franco

Acting

Self

Miley Cyrus

Acting

Kamal

Kamal Angelo Bolden

Acting

Self

Baron Davis

Acting

Piano Playing Uncle

Chuck Muckle

Acting

Cindy's Husband

Curt Bouril

Acting

Cindy's Daugher

Brooke Liddell

Acting

Cindy's Daughter

Kiley Liddell

Acting

Bad Santa #1

Jason Mantzoukas

Acting

Bad Santa #2

Jason Jones

Acting

Deli Owner

Clem Cheung

Acting

Opera Singer

Harolyn Blackwell

Acting

Coat Check Girl

Natalie Knepp

Acting

Singing Kid

Cameron Earl Thrift

Acting

Hunan Waiter

Jeremy Vimes

Acting

Karaoke Singer #1

Gabriel Long

Acting

Isaac's Daughter

Michaela Sprague

Acting

Coat Check Patron

Euan Morton

Acting

Old Lady

Marilyn O'Connell

Acting

Train Conductor

Richard Hughes

Acting

Woman

Theodora Miranne

Acting

Exotic Dancer (uncredited)

Nicola Fiore

Acting

Party Attendee & Pro Athlete Girlfriend (uncredited)

Aly Mang

Acting

Snow Globe Dancer (uncredited)

Marija Skangale

Acting

Christmas Bartender (uncredited)

Bill Walters

Acting

Tommy's Hot Girl (uncredited)

Hannah Townsend

Acting

Karaoke Singer #1 (uncredited)

Oliver Solomon

Acting