What's On Tonight: Smackdown, Moonlight, Doctor Who

• At 8, ABC has the special TV's All-Time Funniest, then a new 20/20.
• CBS has a new Ghost Whisperer at 8, followed by new episodes of Moonlight and Numb3rs.
• The CW has a new Smackdown! at 8.
• PBS has a new Washington Week at 8, then new episodes of NOW and Bill Moyers Journal.
• A trio of end-of-the-world flicks on TCM starting at 8: Five, The World, The Flesh and the Devil, and On The Beach.
• Also at 8: Sci-Fi has two new episodes of The Sarah Jane Adventures, followed by new episodes of Doctor Who and Battlestar Galactica.
• At 9, NBC has a new, two hour Dateline.
• There's a new Man vs. Wild on Discovery at 9.
• VH-1 has a new Best Week Ever at 9.

Check your local TV listings for more.