Adam Driver is an American actor who will be playing Kylo Ren in the sequel trilogy. Outside of Star Wars, he is best known for his portrayal of Adam Sackler on HBO's Girls. Other credits include the films J. Edgar, Lincoln, and Inside Llewlyn Davis.
Prior to being officially announced as part of the Episode VII cast, Driver was the subject of rumors saying he would be playing the film's villain, a character "in the vein of" Darth Vader. It is not yet known, however, what role he will officially be playing.