Harry Potter and the Chamber of Secrets is a 2002 fantasy film directed by Chris Columbus from a screenplay by Steve Kloves, based on the 1998 novel of the same name by J. K. Rowling. Produced by David Heyman, it is the sequel to Harry Potter and the Philosopher's Stone (2001) and the second instalment in the Harry Potter film series. The film stars Daniel Radcliffe as Harry Potter, with Rupert Grint and Emma Watson as his best friends Ron Weasley and Hermione Granger respectively. The story follows Harry's second year at Hogwarts School of Witchcraft and Wizardry, where the Heir of Salazar Slytherin opens the Chamber of Secrets, unleashing a monster that petrifies the school's students.

Harry Potter and the Chamber of Secrets is a fantasy novel written by British author J. K. Rowling and the second novel in the Harry Potter series. The plot follows Harry's second year at Hogwarts School of Witchcraft and Wizardry, during which a series of messages on the walls of the school's corridors warn that the "Chamber of Secrets" has been opened and that the "heir of Slytherin" would kill all pupils who do not come from all-magical families. These threats are found after attacks that leave residents of the school petrified. Throughout the year, Harry and his friends Ron and Hermione investigate the attacks.