"Black Knight" is a 2001 comedy film directed by Gil Junger and stars Martin Lawrence as the main character, Jamal Walker. The story follows Jamal, a theme park employee who accidentally travels back to medieval England after falling into a moat. In the past, he finds himself in a world of knights and castles, where he must navigate the challenges of the era while trying to return home. The film combines elements of fantasy and humor, showcasing Jamal's modern sensibilities clashing with the traditions of the Middle Ages.