Sebastian Stan portrayed Bucky Barnes in Captain America: The First Avenger and his alter ego the Winter Soldier in Captain America: The Winter Soldier, Ant-Man, Captain America: Civil War and Avengers: Infinity War.
He also voiced the character in the video game Captain America: Super Soldier.
He was interviewed for the documentaries Marvel Studios: Assembling a Universe and United We Stand, Divided We Fall: The Making of Captain America: Civil War.
- Together with Chris Evans, Anthony Mackie, Elizabeth Olsen and Jeremy Renner, he was nominated for a Teen Choice Award for Choice Movie: Chemistry for his work on Captain America: Civil War.
- Together with Chris Evans, Robert Downey, Jr., Scarlett Johansson, Anthony Mackie, Don Cheadle, Jeremy Renner and Chadwick Boseman, he was he was nominated for a Kids' Choice Award for #SQUAD for his work on Captain America: Civil War.
- Sebastian Stan first auditioned for the role of Captain America, but was given the role of Bucky Barnes instead.
- Sebastian Stan prepared his portrayal of Bucky Barnes researching the World War II era, and his portrayal of Winter Soldier researching the Cold War era.
- Sebastian Stan and Tom Pelphrey were classmates while attending the Mason Gross School of the Arts at Rutgers University.
- Sebastian Stan previously worked with Michael Peña and Benedict Wong in The Martian.
- Sebastian Stan shares his birthday with John Slattery.