Once Upon a Time (8pm, ABC) - In the Season 1 finale, Emma and Regina become unlikely allies in an attempt to save Henry's life. In the fairy-tale world, Prince Charming hopes to reunite with Snow White, but he isn't aware that she's bitten the Queen's poison apple.
Survivor: One World (8pm, CBS) - The finalists are questioned by the jury members, who then vote fot the winner. The winner is revealed during the 10 o'clock reunion show.
Desperate Housewives (9pm, ABC) - Tonight's 2-hour series finale ends the show's 8 year run on ABC. The finale wraps up Bree's trial on a trumped-up murder charge, and her relationship with her lawyer becomes more than business. Also, expect a deathbed confession.
The Celebrity Apprentice (9pm, NBC) - First, we'll find out who else Trump fired in last week's boardroom, then the final two contestants must create, host and sell tickets to a celebrity charity event that comes complete with a variety show and charity-awareness ad. Eight previously eliminated stars return to help in the challenge.
Masterpiece Mystery: Sherlock (9pm, UNC-TV) - Sherlock and Watson investigate a murder that occurred 20 years earlier. It was witnessed by the victim's son, who claims his father was killed by a monstrous hound. The case takes the pair to the British moors, where a top-secret military base is said to be the site of animal-mutilation experiments.
American Dad (9:30pm, Fox) - In the Season 7 finale, Stan takes Steve to Mexico to help his teen son grow up. When they get there, they are kidnapped by a drug cartel and it turns out that only Steve has a chance to free them.
Mad Men (10pm, AMC) - Don's competitive nature comes to the fore and Roger pursues new clients.
Girls (10:30pm, HBO) - Hannah tries a different tack with her boss to counter his inappropriate office behavior -- she propositions him. Meanwhile, Marnie does some soul-searching about her relationship with Charlie and Jessa wants the last word with her ex.
Finding Your Roots (8pm, UNC-TV) - Henry Louis Gates, Jr. researches the family histories of Robert Downey Jr. and Maggie Gyllenhaal, which both feature European immigrant stories common to many Americans.
Veep (10pm, HBO) - In the premiere of a hilarious new comedy following the public and private lives of U.S. Vice President Selina Meyer (Julia Louis-Dreyfus, right) and her bumbling staff, the office goes into damage-control over a cornstarch gaffe (hard to explain). Check out
The Mystery of Edwin Drood (9pm, UNC-TV) - An adaptation of Charles Dickens' unfinished story about an opium-addled choirmaster (
HBO's new comedy series about four young women navigating their 20s in New York City is nothing like "Sex in the City." Let me disavow you of that notion, right off the bat.