Ant-Man is a 2015 superhero film in which Paul Rudd portrays the titular character, Scott Lang, a master thief who becomes the superhero Ant-Man. The film is part of the Marvel Cinematic Universe and combines action, comedy, and adventure. Paul Rudd brings his signature wit and humor to the role, making Ant-Man a beloved character among fans. The film explores the world of shrinking technology and showcases Rudd's ability to balance comedy with heartfelt moments.