Season 9

Guest Stars:

Tom Brokaw, Harrison Ford

Guest Stars:

Elijah Wood

Guest Stars:

Kelly Clarkson, Charlize Theron

Guest Stars:

Ron Livingston, Richard Lewis

Guest Stars:

Tony Snow

Guest Stars:

Erica Jong, Carol Moseley Braun

Guest Stars:

Carson Daly

Guest Stars:

Philip Seymour Hoffman, Angelina Jolie

Guest Stars:

Gary Hart, Jeff Garlin

Guest Stars:

Rowan Atkinson, John McCain

Guest Stars:

Erika Christensen, Martin Lawrence

Guest Stars:

Howard Dean, Gabrielle Union

Guest Stars:

Scott Glenn

Guest Stars:

Dick Morris

Guest Stars:

Kelsey Grammer

Guest Stars:

Randy Jackson

Guest Stars:

Donald Trump, Brian Williams

Guest Stars:

Bob Dole, Alyson Hannigan

Guest Stars:

Noah Wyle, Soledad O'Brien

Guest Stars:

Denis Leary

Guest Stars:

Dave Chappelle, John Popper

Guest Stars:

Robert Duvall, Paul Rudd

Guest Stars:

Tracey Ullman, Drew Barrymore

Guest Stars:

Tyra Banks

Guest Stars:

Kim Cattrall

Guest Stars:

Norah Jones, Paul Giamatti

Guest Stars:

Samuel L. Jackson

Guest Stars:

Edie Falco

Guest Stars:

Cynthia Nixon

Guest Stars:

Rudolph Giuliani

Guest Stars:

Willem Dafoe, Dennis Kucinich

Guest Stars:

Val Kilmer

Guest Stars:

Al Franken

Guest Stars:

George Carlin, Kate Beckinsale

Guest Stars:

Paula Zahn

Guest Stars:

Madeleine Albright

Guest Stars:

Mekhi Phifer, Charlie Sheen

Guest Stars:

Ethan Hawke, Christina Ricci

Guest Stars:

Wynton Marsalis, Michael Caine

Guest Stars:

Tom Hanks, Ben Stiller

Guest Stars:

Jamie Foxx, Jonah Goldberg

Guest Stars:

Al Franken, Jack Black

Guest Stars:

Jennifer Beals, Joe Scarborough

Guest Stars:

Vivica A. Fox

Guest Stars:

Rob Lowe

Guest Stars:

Michael Moore, Johnny Knoxville

Guest Stars:

Jerry Seinfeld

Guest Stars:

Bruce Willis, Matthew Perry, Hillary Clinton

Guest Stars:

Tim Robbins

Guest Stars:

Jason Bateman

Guest Stars:

Melissa Etheridge, Angelina Jolie

Guest Stars:

Walter Isaacson, Mark Ruffalo

Guest Stars:

John Gibson

Guest Stars:

Arianna Huffington, Ted Danson

Guest Stars:

Bob Kerrey, Wanda Sykes

Guest Stars:

Norm Macdonald, Rebecca Romijn

Guest Stars:

Fareed Zakaria

Guest Stars:

Kyle MacLachlan, Bob Woodward

Guest Stars:

Janeane Garofalo

Guest Stars:

Bob Newhart

Guest Stars:

Colin Firth, Kareem Abdul-Jabbar

Guest Stars:

Peter Dinklage, John McCain

Guest Stars:

Ken Mehlman, Brendan Fraser

Guest Stars:

Heidi Klum, William Kristol

Guest Stars:

David Cross

Guest Stars:

James Spader, Thomas L. Friedman

Guest Stars:

Billy Bob Thornton, Mario Cuomo

Guest Stars:

Donna Brazile

Guest Stars:

David Brooks, Adam Goldberg

Guest Stars:

Morgan Spurlock

Guest Stars:

Jennifer Love Hewitt, Alan Colmes, Sean Hannity

Guest Stars:

Alec Baldwin, Stanley Tucci

Guest Stars:

Eva Mendes, Hassan Ibrahim

Guest Stars:

R.L. Stine, Steve Buscemi

Guest Stars:

Don King, Zell Miller, Graham Norton

Guest Stars:

Ashley Judd, Maggie Gyllenhaal

Guest Stars:

Kevin Kline, Michale Graves, Ben Affleck

Guest Stars:

Julia Stiles, Michael Moore

Guest Stars:

Ralph Nader

Guest Stars:

Will Ferrell

Guest Stars:

Christina Applegate

Guest Stars:

Wolf Blitzer

Guest Stars:

Sarah Vowell

Guest Stars:

Sacha Baron Cohen

Guest Stars:

Bill Richardson

Guest Stars:

Spike Lee

Guest Stars:

Aaron Eckhart

Guest Stars:

Bill Clinton

Guest Stars:

Maureen Dowd

Guest Stars:

Tom Cruise

Guest Stars:

Burt Reynolds

Guest Stars:

Seth Green

Guest Stars:

Robert Smith

Guest Stars:

John Kerry

Guest Stars:

Ted Koppel

Guest Stars:

John McCain

Guest Stars:

Chris Matthews

Guest Stars:

Drew Barrymore

Guest Stars:

Pat Buchanan

Guest Stars:

Alec Baldwin

Guest Stars:

Gwyneth Paltrow

Guest Stars:

Matthew Broderick

Guest Stars:

Rosie Perez

Guest Stars:

Ralph E. Reed, Jr.

Guest Stars:

Wesley Clark, Rudolph Giuliani

Guest Stars:

Desmond Tutu

Guest Stars:

Billy Bob Thornton

Guest Stars:

Bob Schieffer

Guest Stars:

Bill O'Reilly

Guest Stars:

Ed Koch

Guest Stars:

Marisa Tomei

Guest Stars:

Fareed Zakaria

Guest Stars:

Billy Crudup

Guest Stars:

Madeleine Albright

Guest Stars:

Bob Kerrey

Guest Stars:

Richard Branson, Jesse Jackson

Guest Stars:

Chris Wallace

Guest Stars:

Al Sharpton

Guest Stars:

William Kristol

Guest Stars:

Richard Branson

Guest Stars:

Tom Wolfe

Guest Stars:

Kenneth Pollack

Guest Stars:

Kay Bailey Hutchison

Guest Stars:

Tom Brokaw

Guest Stars:

Will Ferrell, Andy Richter, Thomas Frank

Guest Stars:

Woody Harrelson

Guest Stars:

Jude Law

Guest Stars:

Brian Williams

Guest Stars:

Christopher Hitchens

Guest Stars:

Stephen King

Guest Stars:

Isabella Rossellini

Guest Stars:

Kate Bosworth

Guest Stars:

Kevin Spacey

Guest Stars:

Billy Connolly

Guest Stars:

Katie Couric