Stephen McFeely, along with Christopher Markus, wrote the screenplay for Captain America: The First Avenger, Thor: The Dark World, Captain America: The Winter Soldier, Captain America: Civil War, Avengers: Infinity War and Avengers: Endgame. He was also a co-producer on Avengers: Endgame.
- Together with Christopher Markus, he was nominated for a Saturn Award for Best Writing for his work on Captain America: The Winter Soldier.
- Stephen McFeely is one of the actors who have portrayed multiple characters in the Marvel Cinematic Universe.
- Stephen McFeely often works with his writing partner, Christopher Markus.