Tonight, actor Miguel Ferrer from LateLine.

Tonight on the show, actor Timothy Dalton.

Tonight, actor Jason Priestly.

Tonights guest, Henry Thomas promoting his new movie, Moby Dick

Al Franken is tonight's guest, promoting his show LateLine.

Tonight's guest, David Boreanaz from Buffy the Vampire Slayer.

Tonight's guest, Scott Thompson from Kids in the Hall.

Terry Jones from Monty Python is tonight's guest, promoting his new mini-series, Ancient Inventions.

Comedian Renee Hicks is tonight's guest

Dr. Ruth, popular sex therapist, is tonight's guest.

Tonight, actor Ben Stiller promotes his new movie Permanent Midnight.

Vince Vaughn is tonight's guest, promoting his new movie, Clay Pigeons

Jackie Chan is tonight's guest, promoting his new movie, Rush Hour.

Blues singer Bonnie Raitt is tonight's guest.

Comedian and actor Denis Leary is tonight's guest.

Tonight, Janeane Garofalo promotes her new movie Clay Pigeons.

Tonight, comedians from Mr. Show, David Cross & Bob Odenkirk.

Actor Blair Underwood is tonight's guest.

Tonight on the show, sketch comedy group Upright Citizens Brigade.

Tonight on the show, actress and singer Queen Latifah.

Tonight, Henry Winkler (aka The Fonz) is on the show promoting his new movie, Water Boy.

Tonight, the host of America's Funniest Home Videos, John Fugelsang.

Tonight, country music singer Travis Tritt.

Tonight, actress Roma Downey from Touched by an Angel.

Tonight, actor Ken Olin is promoting his show, L.A. Doctors.

Tonight, actress Kate Mulgrew from the television show Star Trek Voyager.

Tonight, shock television host Jerry Springer promotes his new movie, Ringmaster.

Tonight on the show, actress Wendy Malick from Just Shoot Me!

Tonight, television reporter Deborah Norville.

Tonight on the show, comedian Jon Stewart.

The Daily Show, which has recently named the "best Late Night Comedy" by TV Guide, marks a change. Craig Kilborn, who has hosted the show since 1996, will leave, as will popular correspondents A. Whitney Brown and Brian Unger.

Tonight, actor Michael J. Fox from Spin City.

Tonight, actress and comedian Sandra Bernhard.

Tonight, actress and comedian Tracey Ullman.

Tonight, Gillian Anderson from The X-Files.

Tonight on the show, comedian David Alan Grier.

Tonight, William Baldwin promotes his new movie, Virus.

Tonight on the show, lead singer from R.E.M. Michael Stipe

Tonight, model and actress Carmen Electra.

Tonight, actor Matthew Lillard is promoting his new movie, Dead Man's Curve.

Tonight, comedian David Cross is on the show.

Tonight, model and actress Yasmine Bleeth.

Tonight, comedian D.L. Hughley.

Tonight, legendary comedian George Carlin.

Tonight, comedian and News Radio actor, Dave Foley

Tonight, actress Kellie Martin promotes E.R.

Tonight, actor Jerry O'Connell from the hit sci-fi show, Sliders.

Tonight, actress Melissa Gilbert.

Tonight, actor Brendan Fraser

Tonight, Baywatch star and actress Pamela Anderson.

Tonight, actor Daniel Stern.

Tonight, actress Melina Kanakaredes.

Tonight, legendary sidekick from the Tonight Show, Ed McMahon.

Tonight, the creator of Beavis and Butthead Mike Judge promotes his new movie, Office Space.

Tonight, pianist and singer John Tesh.

Tonight, Eric McCormack from Will and Grace.

Tonight, Jeri Ryan from Star Trek Voyager.

Tonight, Ryan Phillippe promotes his new movie Cruel Intentions.

Tonight, actor Ian McKellen.

Tonight, actor Jon Voight promotes his new movie Varsity Blues.

Tonight, rock singer Sammy Hagar.

Tonight, rock band Hootie & the Blowfish perform and actor Billy Crystal promotes his new movie Analyze This.

Tonight, actor Peter Krause.

Tonight, country music singer Chris Isaak.

Tonight, Frank DeCaro's Oscar Special and actor John Larroquette.

Tonight, Joseph Gordon-Levitt from the show 3rd Rock from the Sun.

Tonight, actress Jennifer Grey promotes her new show, It's Like, You Know....

Tonight, Norm MacDonald promotes The Norm Show.

Tonight, Sandra Bullock promotes her new movie Forces of Nature.

Tonight, actress Janine Turner.

Tonight, director Ron Howard.

Tonight, actor Omar Epps.

Tonight, actress Diane Lane promotes her new movie A Walk on the Moon.

Tonight, actor Stephen Baldwin.

Tonight, actor Ernie Hudson.

Tonight, actor Josh Charles from Sports Night.

Tonight, martial artist and actor Jackie Chan.

Tonight, actress Marlee Matlin.

Tonight, actress Sharon Lawrence from NYPD Blue.

Tonight, actor Rob Estes from Melrose Place.

Tonight, actress Angelina Jolie.

Tonight, actor and comedian David Spade promotes his new movie Lost and Found.

Tonight, actor Seth Green.

Tonight, actress and singer Sheryl Lee Ralph.

Tonight, singer from the Black Crowes, Chris Robinson.

Tonight, Joy Behar, co-host on The View.

Tonight, actor Thomas Gibson from Dharma and Greg.

Tonight, actress Paula Cale from the show Providence.

Tonight, actor Ted Danson.

Tonight, actor Esai Morales.

Tonight, actress Jane Seymour.

Tonight, comedian Robert Schimmel.

Tonight, Camryn Manheim from the show The Practice.

Tonight, actor Ray Romano from the show Everybody Loves Raymond.

Tonight, Home Improvement star Patricia Richardson.

Tonight, actress Suzanne Somers.

Tonight, actress and star of Star Wars: The Phantom Menace, Natalie Portman.

Tonight, actor Jamie Foxx promotes his new movie Held Up.

Tonight, singer Harry Connick Jr. promotes his new album Come By Me.

Tonight, actress Caroline Rhea star of Sabrina, the Teenage Witch.

Tonight, actor Damon Wayans promotes his new book called Bootleg.

Tonight, actor and star of The General's Daughter, Timothy Hutton.

Tonight, funny man actor Michael Myers and star of Austin Powers: The Spy Who Shagged Me.

Tonight, actor and star from The West Wing, Rob Lowe.

Tonight, a second interview with actor and star of Austin Powers: The Spy Who Shagged Me, Mike Myers.

Tonight, actress Heather Graham promotes her new movie, Austin Powers: The Spy Who Shagged Me.