The Ellen DeGeneres Show
(3 p.m., NBC10) - "American Idol" judge Simon Cowell; actor Zachary Quinto; the Black Eyed Peas perform.
Oprah Winfrey (4 p.m., 6ABC) - A 13-year-old girl tells how she was seduced online, then kidnapped and held captive as a sex slave; anti-crime activist John Walsh.
Dr. Phil (5 p.m., CBS3) - The doctor counsels a newlywed couple who have knock-down, drag-out fights.
The Goode Family (8:30 p.m., 6ABC) - Helen's back goes out, leaving her unable to get her garden ready for a tour.
Numb3rs (10 p.m., CBS3) - When the death of a family friend - a pro surfer-turned-park ranger - is ruled an accident, Don and Charlie uncover a startling connection to another crime.
Late Show With David Letterman (11:35 p.m., CBS) - Actress Sandra Bullock; comic Pete Correale; PJ Harvey performs with John Parish.
The Tonight Show With Conan O'Brien (11:35 p.m., NBC10) - Actor Kevin Nealon; Jamie Foxx performs.
Jimmy Kimmel Live (12:06 a.m., 6ABC) - TV personality Paula Abdul; Ty Murray and Chelsea Hightower (Dancing With the Stars); comic Todd Glass.
The Late Late Show With Craig Ferguson (12:37 a.m., CBS3) - Film critic Peter Travers.