Sebastian Stan is a Romanian-American actor, known for his role as James Buchanan “Bucky” Barnes/Winter Soldier in the films Captain America: The First Avenger (2011) and Captain America: The Winter Soldier (2014). He is set to reprise his role in the upcoming film Captain America: Civil War (2016). He also appeared in the 2010 film, Black Swan.
On television, Stan portrayed Carter Baizen on Gossip Girl, Prince Jack Benjamin on Kings, The Mad Hatter/Jefferson on Once Upon a Time, and T.J.” Hammond on the miniseries Political Animals, which earned him a nomination for the Critics’ Choice Television Award for Best Supporting Actor in a Movie/Miniseries.
In 2015, Stan played Joshua in Ricki and the Flash and will co-star with Matt Damon in Ridley Scott’s The Martian as NASA scientist Dr. Chris Beck.