The annual, three-day, Long Island Doctor Who Convention is for devoted fans of the British sci-fi series. Highlights include guest appearances by Sylvester McCoy (seventh incarnation of the doctor), Lalla Ward, John Lesson and others. The TARDIS lands, along with entertainment, gaming, podcasting, signings and more. Noon-midnight Friday, Nov. 10, 10 a.m.-midnight Saturday, Nov. 11, and 10 a.m.-7 p.m. next Sunday, Nov. 12, Hyatt Regency Long Island, 1717 Motor Pkwy., Hauppauge $44-$64 ($19-$35 ages 4-12); weekend passes: $95 ($79 ages 4-12)