The Old Guard is a superhero film directed by Gina Prince-Bythewood. Charlize Theron plays the role of Andy, the leader of a group of immortal mercenaries. The movie follows their journey as they fight to protect their identities and abilities from those who seek to exploit them. Theron's performance is both fierce and vulnerable, showcasing her versatility as an actress. The Old Guard combines thrilling action sequences with thought-provoking themes of immortality and morality, making it an engaging watch for fans of the genre.