Dancing with the Stars (8pm, ABC) - The 17th season opens with 12 new celebrities, including Valerie Harper (left), Leah Remini, Jack Osbourne, Bill Nye (the Science Guy!) and Snooki. In a new twist, performance and results shows will be combined this season.
Sleepy Hollow (9pm, Fox) - In the series premiere of this update of Washington Irving's classic tale, Ichabod Crane wakes up in the 21st century but finds his 18th-century nemesis, the Headless Horseman, is also along for the ride. Here's my full review of "Sleepy Hollow," which is filmed in North Carolina.
Under the Dome (10pm, CBS) - Season 1 ends with secrets of the Dome being revealed and Big Jim becoming determined to put an end to Barbie once and for all. Meanwhile, Junior, Angie, Joe and Norrie discover who the Monarch is after receiving a shocking visit from a familiar face.
Siberia (10pm, NBC) - In the Season 1 finale, a reunion between the contestants after Evenki natives show Miljan, Esther, Irene, Annie, Neeko and Sabina the path to the research station. Later, a so-called rescue party may in fact pose a dangerous threat to the group.