The actor opened up to ET at a special screening for his new crime drama, 'Live By Night,' which hits theaters Dec. 25.
Affleck shared that he has plans for a fun family vacation during the holidays.
Plus, which Affleck brother will come out on top? And what film will win Best Picture?
The 46-year-old actor also gushed to ET over longtime friend Casey Affleck at the premiere of his new film, 'Manchester By the Sea', which hits theaters Nov. 18
The actor and producer also shared praise for the all-female heist comedy's 'phenomenal' cast.
Michelle Williams co-stars in the film, out Nov. 18.
Casey's rep confirmed the news to ET on Wednesday.
Another longtime celebrity couple calls it quits.
See the moment Affeck calls Colbert rude!
The new footage from the heroic action thriller is a must-see.
New Trailer: Eddie Murphy & Ben Stiller Plot 'Tower Heist'
Brotherly Love: Your Guide to Hollywood's Most Famous Bros
