Providence (8 p.m. Fri., NBC) opens its new season; so does Law & Order: Special Victims Unit (10 p.m. Fri., NBC). Barbara Walters interviews Lee Radziwill, sister of the late Jacqueline Kennedy Onassis, on 20/20 (10 p.m. Fri., ABC). The new series The Fearing Mind (8 p.m. Sat., Fox Family) is a family comedy with overtones of horror -- real horror, because Dad is a famed writer of spooky novels. Harry van Gorkum stars as the Kingly protagonist. Mad TV (11 p.m. Sat., Fox) features a parody of Madonna's rhinestone cowgirl/pimp video for "Music." Plus, a performance from Barenaked Ladies. The Church Lady -- OK, Dana Carvey -- returns to host Saturday Night Live (11:30 p.m. Sat., NBC), with musical guests the Wallflowers. On Ed (8 p.m. Sun., NBC), the man with the toothy smile gets served with divorce papers, which inspires him to woo his dream girl Carol with a homemade music video. Nature (8 p.m. Sun., PBS, check local times) begins a new season with "Wild Horses of Mongolia," in which Julia Roberts lives on the plains with nomadic herders. But where does she plug in her curling iron? Sinéad O'Connor tore up a picture of the pope; then she became a priest; now she's the subject of a new Behind the Music (9 p.m. Sun., VH1). On Curb Your Enthusiasm (10 p.m. Sun., HBO), Larry and Cheryl go bowling with Ted Danson and Mary Steenburgen, Larry's shoes are stolen from the bowling alley and ... oh, it's too complicated to explain. Just watch.
Sheryl Crow, Melissa Etheridge, Cyndi Lauper, Wynonna Judd and the awesome and majestic mothers of girl rock, Heart, play a benefit for breast cancer research in Women Rock! Girls and Guitars (8 p.m. Sun., Lifetime). The mockumentary wheels get rolling for "Book of Shadows: Blair Witch 2" with spooky special Shadow of the Blair Witch (8 p.m. EDT/5 p.m. PDT Sun., Sci Fi Channel). New cable movie Possessed (8 p.m. Sun., Showtime) revisits the case that inspired "The Exorcist." A doubting priest (Timothy Dalton) is called upon to scare the devil out of a young boy. Henry Czerny and Piper Laurie costar. Sissy Spacek plays a divorced mother of three in 1960s Vermont who falls for a mysterious stranger (Beau Bridges) in the new TV movie Songs in Ordinary Time (9 p.m. Sun., CBS).
The World Series:
Mets at Yankees, Games 1 and 2 (8 p.m. Sat., Sun., Fox)
Cardinals at Cowboys or Rams at Chiefs (noon Sun., Fox)
Bears at Eagles, Saints at Falcons or 49ers at Panthers (1 p.m. Sun., Fox)
Bills at Vikings, Broncos at Bengals, Patriots at Colts or Titans at Ravens (1 p.m. Sun., CBS)
Redskins at Jaguars (4 p.m. Sun., Fox)
Browns at Steelers or Seahawks at Raiders (4 p.m. Sun., CBS)
Rosie O'Donnell (syndicated) Al Gore
David Letterman (CBS) Laurence Fishburne, Lenny Kravitz
Jay Leno (NBC) Michael Richards, Rosie Perez
Chris Rock (HBO) Sade
Politically Incorrect (ABC) Arsenio Hall, Patti LaBelle
Conan O'Brien (NBC) Melina Kanakaredes, Ice-T, Emmylou Harris
All times Eastern unless noted.