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

• Charlie Rose: Stephen and Lucy Hawking
• The Late Show with David Letterman: Tom Hanks and Mike Huckabee (repeat)
• Jay Leno: Will Ferrell, Hayden Christensen, and The Hives (repeat)
• Jimmy Kimmel Live: Will Arnett, Camilla Belle, and All Time Low
• Tavis Smiley: Denzel Washington (repeat)
• Late Night with Conan O'Brien: Dr. Phil, David Borgenicht, and Les Savy Fay (repeat)
• The Late, Late Show with Craig Ferguson: Amy Sedaris, Shanna Moakler, and Blake Shelton
• Last Call with Carson Daly: Lennox Lewis and Seether (repeat)

• At 8, CBS has another Price Is Right Million Dollar Spectacular.
• NBC has a new Amnesia at 8, followed by a new, two hour Dateline.
• PBS has new episodes of NOW and Washington Week.
• The CW has a new Smackdown! at 8.
• At 9, ABC has a new, two hour 20/20.
• VH-1 has a new Best Week Ever at 9.
• At 9:30, HBO has a new In Treatment.
• At 10, E! has a new episode of The Soup.
• Sci-Fi has a new Stargate Atlantis at 10.
• Also at 10: HBO Comedy repeats the George Carlin It's Bad For Ya special. It's followed by a new Real Time with Bill Maher, with guests Joe Scarborough, Terry McAuliffe, Adam Goldberg and Jeremy Scahill.

Check your local TV listings for more.