Men in Black is a science fiction action comedy film directed by Barry Sonnenfeld. The movie stars Will Smith as Agent J, a member of a secret government agency that monitors extraterrestrial activity on Earth. The film follows Agent J as he teams up with Agent K, played by Tommy Lee Jones, to protect the Earth from an alien threat. With its blend of humor, action, and special effects, Men in Black became a box office success and spawned two sequels.