V (8pm, ABC) - Erica and her allies uncover a biological threat that may be linked to The Visitors. Meanwhile, Anna supervises the murder investigation of V while meeting with a special guest on the mother ship. I really like this show, but does anyone else find the teenage son supremely annoying? Also, this is the last episode till March 2010, so by that time we won't care about it anymore and the ratings can tank and ABC can go ahead and cancel it like they always do.
NCIS (8pm, CBS) - US Navy Secretary Ray Mabus makes his acting debut tonight. Read more about Mabus and tonight's episode of "NCIS" here.
Dancing with the Stars (9pm, ABC) - Tonight's ninth-season finale features two performances by Whitney Houston and two dance-offs. Also, all of this season's contestants return as well as Adam Corrolla, Jeffrey Ross, and The Muppets.
The Good Wife (10pm, CBS) - Alicia finds herself in the middle of office politics when she's asked to defend the firm's senior partner after he's arrested. Also, Chelsea Handler interviews Peter's mistress on her talk show.