“Big Brother,” 7 p.m., CBS (new)
There's drama building for the first eviction. Who will be the three to be nominated?
“Dexter,” 8 p.m., Showtime (new)
The eighth and final season begins six months after LaGuerta was murdered. Debra is working as a private investigator, with Batista replacing her as lieutenant. Dexter (above) is, well, Dexter.
“True Blood,” 8 p.m., HBO (new)
Eric makes a risky move in response to the governor's crackdown on vampires. Meanwhile, Bill sends Jessica on an important errand.
“The Killing,” 8 p.m., AMC (new)
Linden and Holder catch up to the latest victim, while Seward faces his past.
“Masterpiece Mystery!” 8 p.m. to 9:30 p.m., PBS (new)
Lewis and Hathaway look into the murder of a chemistry professor just released from prison.
“Whodunnit,” 8 p.m., ABC (new)
The killer strikes again — this time with fire.
“Drop Dead Diva,” 8 p.m., Lifetime (new)
Jane works with “Old Jane” to defend a death-row inmate. “Old Jane,” of course, is in the body of a sexy model.
“Keeping Up With the Kardashians,” 8 p.m., E! (new)
Kris tries to change Rob's behavior. So that should be fun. Meanwhile, Khloe works on the strained relationship between Kendall and Kylie.
“Ray Donovan,” 9 p.m., Showtime (new)
This series starring Liev Schreiber debuts with Ray's father (Jon Voight) unexpectedly being released from prison. He immediately murders a priest and vows revenge on Ray. We're guessing it will be an awkward Thanksgiving.
“Devious Maids,” 9 p.m. to 10:01 p.m., Lifetime (new)
Zoila is irritated when Valentina tries to cozy up to Remi, while Marisol tries to figure out how to spend more time at the Powell house.