Clark Kent, known as Superman, is a central character in the movie 'Batman vs Superman: Dawn of Justice.' He is an alien from the planet Krypton with extraordinary superpowers, including super strength, flight, and heat vision. As Superman, he is a symbol of hope and justice for humanity, often facing moral dilemmas about his role on Earth. In the film, he grapples with the public's divided opinion on his actions, while also confronting Batman, who views him as a potential threat to mankind.