"Halloween" is the fifth episode of the second season of the American comedy television series The Office, and the show's eleventh episode overall. It was written by executive producer and showrunner Greg Daniels and was directed by Paul Feig. The episode first aired on NBC in the United States on October 18, 2005. Guest stars in this episode included Devon Abner, Hugh Dane, George Gaus, Annabelle Kopack, Ava Nisbet and Alec Zbornak.