What to Watch Friday: Spartacus' Final Battle, Un-Happy Endings, Da Vinci's Demons and More

Spartacus War of the DamnedOn TV this Friday: Starz bids adieu to its brave Spartacus (and says benvenuto to Da Vinci’s Demons); Happy Endings is plagued with a big development; and it’s not summer, but Vegas is going back to (Anna) Camp. Here are 10 programs to keep on your radar.

8 pm Nikita (The CW) | Birkhoff hears Alex’s confession that she wants to leave Division, and Amanda begins providing Owen with the elusive memories of his real past.

8 pm Undercover Boss (CBS) | ADT bigwig Tony Wells deals with a life-or-death situation while posing as one of the security company’s employees.

8 pm Happy Endings (ABC) | Back-to-back episodes: Brad and Jane’s couples’ game night quickly gets out of hand. After a major development, Penny thinks it’s time to write and stage a play about the Black Plague. Also, Alex and Max are approached to become “tastemakers” (watch a preview clip).

8 pm Fashion Star (NBC) | The buyers work one-on-one with the contestants.

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9 pm Spartacus: War of the Damned (Starz) | Series finale: Spartacus and his outnumbered rebels make one last attempt to win freedom in an epic final battle against the Romans. (Star Liam McIntyre calls the episode “devastating” – find out why!)

9 pm Vegas (CBS) | Michael Chiklis directs tonight’s episode, in which Dixon and Yvonne visit Violet (returning guest star Anna Camp, The Mindy Project) at a Los Angeles movie studio. Meanwhile, Mia is shocked to see her presumed-dead mother (Melinda Clarke, Nikita) show up at the Savoy.

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10 pm Da Vinci’s Demons (Starz) | Series premiere: This “historical fantasy” from Batman Begins‘ David S. Goyer follows the legendary artist/inventor during his turbulent 20s in Renaissance Florence. Tom Riley (Monroe) plays the young genius; the cast also includes Laura Haddock (Strike Back), Lara Pulver (True Blood) and Blake Ritson (The Crimson Petal and the White). (Check out a preview!)

10 pm Blue Bloods (CBS) | Linda stops Danny from questioning a wounded man involved in drug deals and murders. But when he dies during surgery, the couple battles over the judgment call.

10 pm 20/20 (ABC) | Beware the Internet Casanova! The news magazine looks into a 29-year-old man who scammed and robbed more than 38 women in at least seven states. His hook-and-reel of choice? Online dating sites.

10 pm Rock Center With Brian Williams (NBC) | Among tonight’s stories: Kate Snow sits down with volleyball Amazon and model Gabrielle Reece to talk about her new book, My Foot Is Too Big for the Glass Slipper.

Hit the comments with your must-see picks from tonight’s lineup!