Season 18

Guest Stars:

Reese Witherspoon

Guest Stars:

Lara Flynn Boyle, Anthony Hopkins

Guest Stars:

Eddie Cibrian, Caroline Rhea

Guest Stars:

Jo Frost, Ryan Cabrera, Donald Trump

Guest Stars:

Benjamin Bratt, Julian McMahon

Guest Stars:

Marg Helgenberger, Shad Moss

Guest Stars:

Emma Roberts, Geena Davis

Guest Stars:

Gretchen Wilson, Amanda Bynes, Jessica Alba

Guest Stars:

Shia LaBeouf, Matt LeBlanc

Guest Stars:

Teri Hatcher

Guest Stars:

Faith Ford, Bill O'Reilly

Guest Stars:

Julianne Moore, Brooke Shields

Guest Stars:

Clint Black, Freddie Prinze Jr.

Guest Stars:

Common, Mischa Barton, Rupert Everett

Guest Stars:

George Huff, Denis Leary

Guest Stars:

Orlando Bloom, Gloria Estefan

Guest Stars:

Kirsten Dunst

Guest Stars:

Idina Menzel, Anthony Rapp, Adam Pascal, Wilson Jermaine Heredia, Tracie Thoms

Guest Stars:

Dylan Walsh

Guest Stars:

Dakota Fanning

Guest Stars:

Ashlee Simpson, Stevie Wonder

Guest Stars:

Woody Harrelson

Guest Stars:

Amerie, Ricky Martin

Guest Stars:

Val Kilmer, Melissa Etheridge

Guest Stars:

Frankie J, William Shatner

Guest Stars:

Uma Thurman, Tom Joyner

Guest Stars:

Zach Braff, Antonio Banderas

Guest Stars:

Courtney Thorne-Smith, Nicolas Cage

Guest Stars:

Jay Leno

Guest Stars:

Jamie Foxx

Guest Stars:

Mike Wallace

Guest Stars:

Philip Seymour Hoffman, Terrence Howard, Kirk Franklin

Guest Stars:

James Spader

Guest Stars:

Jake Gyllenhaal

Guest Stars:

Simon Cowell, Josh Duhamel

Guest Stars:

Peter Gallagher, 50 Cent

Guest Stars:

Keira Knightley, Melina Kanakaredes, LeAnn Rimes

Guest Stars:

Daniel Radcliffe, Robert Downey Jr.

Guest Stars:

Richard Gere, Donald Sutherland, Joy Philbin

Guest Stars:

Reese Witherspoon

Guest Stars:

Jesse L. Martin, Joaquin Phoenix

Guest Stars:

Rosario Dawson

Guest Stars:

Patricia Arquette

Guest Stars:

Julia Louis-Dreyfus, Jerry Seinfeld, Jason Alexander, Michael Richards

Guest Stars:

Jennifer Aniston, Michael McDonald

Guest Stars:

Orlando Bloom, Eva Longoria, Ben McKenzie

Guest Stars:

John Stamos, Heather Graham

Guest Stars:

Anne Hathaway, Vanessa Williams

Guest Stars:

Terrence Howard, Evangeline Lilly, Scarlett Johansson

Guest Stars:

Emily Procter, Queen Latifah

Guest Stars:

Kiefer Sutherland, Kyle MacLachlan

Guest Stars:

Chad Michael Murray, Terrence Howard

Guest Stars:

Jason Priestley, Martin Lawrence

Guest Stars:

Josh Lucas, S. Epatha Merkerson

Guest Stars:

Rose McGowan

Guest Stars:

Natasha Bedingfield, Anthony Hopkins, D.L. Hughley

Guest Stars:

Emma Thompson

Guest Stars:

Enya, Claudia Cohen

Guest Stars:

Randy Jackson, Meredith Vieira

Guest Stars:

Benjamin Bratt, Jeff Probst

Guest Stars:

Thom Filicia, Ted Allen, Jai Rodriguez, Bette Midler, Kyan Douglas

Guest Stars:

Tara Conner