Here's who's on the late night shows tonight.

• Charlie Rose: Nicholson Baker, and a discussion of Africa's Virunga National Park
• The Late Show with David Letterman: Steve Carell, Lance Armstrong, and Dr. John (repeat)
• Jay Leno: Michael Caine, Elizabeth Banks, and Ludo
• Jimmy Kimmel Live: Whoopi Goldberg, Fred Willard, and Cyndi Lauper (repeat)
• Tavis Smiley: Carly Simon (repeat)
• Late Night with Conan O'Brien: Sean Hayes, Ed Helms, and Tom Papa
• The Late, Late Show with Craig Ferguson: Holly Hunter (repeat)
• Last Call with Carson Daly: Sheryl Crow and Josh Gomes (repeat)

• At 8, ABC has a new Dance Machine, followed by a new Duel.
• 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.
• TCM has Paper Lion at 8.
• At 9, NBC has a new, two hour Dateline.
• Sci-Fi has a new Doctor Who at 9, then a new Stargate Atlantis.
• Nickelodeon has something called Queen Bees at 9, followed by something called The N's Student Body.
• VH-1 has a new Best Week Ever at 9.
• At 10, CBS has the premiere of Flashpoint.
• There's a new Shockwave on History Channel at 10.
• Comedy Central has a new Live at Gotham at 10.
• Also at 10: E! has a new episode of The Soup.

Check your local TV listings for more.