Wednesday's TV Highlights: 'Nature' on KOCE
RADIOACTIVE WOLVES: The documentary series “Nature” returns with a look at the wildlife thriving in the Chernobyl reactor's “dead zone” 25 years after the nuclear accident, at 8 p.m. on KOCE.
Up All Night: Flashbacks reveal how Chris and Reagan (Will Arnett, Christina Applegate) became parents, with Amy's early arrival, which threw Reagan's plans for the birth into chaos (8 p.m. NBC).
Pretty Little Liars: The ABC Family channel kicks off its “13 Nights of Halloween” with a prequel episode of the teen drama set during the Halloween before Alison (Sasha Pieterse) vanished (8 and 10 p.m. ABC Family).
Suburgatory: When a neighbor's (Ana Gasteyer) collection of Shirley Temple dolls is stolen, Tessa (Jane Levy) can't help but feel a little gratified that something interesting is happening in the neighborhood for once. Cheryl Hines, Carly Chaikin and Jeremy Sisto also star in this new episode 8:30 p.m. ABC).
Harry's Law: A biology teacher (Jason Alexander) claims he was fired for failing a student who rejected evolution (9 p.m. NBC).
NOVA: Combining the latest telescope images with CGI, the new episode “Life Beyond Earth” explores potential for life in our solar system (9 p.m. KOCE).
Work of Art: The Next Great Artist: The artists are challenged to use the discipline of parkour — a sort of real-world extreme obstacle course navigation — as the inspiration for their work in this new episode “ (9 p.m. Bravo).
Revenge: Victoria (Madeleine Stowe) is overcome with remorse over the consequences of decisions she's made, and Lydia (Amber Valletta) returns with a score to settle against Emily (Emily VanCamp) and the Graysons (10 p.m. ABC).
South Park: An elusive hacker has somehow gained access to the kids' confidential phone calls and e-mails and is posting all their juicy and embarrassing stories in this new episode of the animated comedy (10 p.m. Comedy Central).
Fact or Faked: Paranormal Files: The series returns with six new episodes starting tonight with an alleged UFO crash landing and a suspected graveyard ghost (10 p.m. Syfy).
World Series: The Texas Rangers visit the St. Louis Cardinals, in Game 1 (4:30 p.m. Fox).
Photo: Klaus Feichtenberger / PBS