Four Christmases (Seth Gordon, 2008)

Film: Four Christmases
Game: Backgammon, Taboo

Early in the movie, we see Brad (Vince Vaughn) and Kate (Reese Witherspoon) playing backgammon at home. Later, there is a much longer scene where they play Taboo with Brad´s mother (Sissy Spacek) and other members of the family.