In New York City for their annual tradition of Christmas Eve debauchery, three lifelong best friends set out to find the Holy Grail of Christmas parties since their yearly reunion might be coming to an end.
Joseph Gordon-Levitt
Ethan
Seth Rogen
Isaac
Anthony Mackie
Chris
Lizzy Caplan
Diana
Jillian Bell
Betsy
Mindy Kaling
Sarah
Michael Shannon
Mr. Green
Lorraine Toussaint
Mrs. Roberts
