Sebastian Stan (born August 13, 1982) is a Romanian-American actor. He gained recognition for his role as Bucky Barnes / Winter Soldier in the Marvel Cinematic Universe media franchise, beginning with 2011's Captain America: The First Avenger. He later returned in Captain America: The Winter Soldier (2014), and went on to star in Captain America: Civil War (2016), Avengers: Infinity War (2018), Avengers: Endgame (2019) and The Falcon and the Winter Soldier (2021). On television, he has played C...