Guests: Correspondent Lesley Stahl, actor Robin Williams, former HHS Sec. Tommy Thompson, Sen. Joe Biden, actor Don Cheadle Topics: On protecting sources, Jeff Gannon, on interrogating prisoners, Iraq elections, Darfur

Guests: Former baseball slugger José Canseco, actor Tim Robbins, Rep. Stephanie Tubbs Jones, talk show host Tucker Carlson, Gov. Mike Huckabee Topics: On steroids, on Iran and Iraq, on religious belief, Ward Churchill, President Bush, on Covenant Marriage, Million Dollar Baby

Guests: Former U.S. Attorney General Janet Reno, former NIH administrator Bernadine Healy, actor Dave Foley, Ward Churchill and Michael Faughnan, and comic Whoopi Goldberg via satellite

Guests: Rep. Barney Frank, comedian Richard Belzer, writer Andrew Breitbart, writer Irshad Manji, and writer Camille Pagila. Topics: Gay marriage, women of Iraq, war, teachers sleeping with students, Michael Jackson

Guests: Gov. Frank Murkowski, actor Jason Alexander, Gov. Christie Whitman, Rep

Guests: TV host Bill O'Reilly, academic Cornel West, actor Alec Baldwin, actor/comedienne Whoopi Goldberg, and Rev. Jesse Jackson. Topics: Pope, Terri Schiavo, Republican majority

Guests: former Gov. Mario Cuomo, actor Ian McShane, writer Arianna Huffington, TV host Rev. Joe Watkins, and conservative Richard Perle

Guests: Columnist Thomas Friedman, writer David Frum, singer Natalie Mames, Gen. Wesley Clark and Sen. Barbara Boxer

Guests: Actress Jane Fonda, talk show host Joe Scarborough, columnist Maureen Dowd, former Sen. Alan Simpson, environmentalist Robert F. Kennedy, Jr

Guests: Senator Charles Schumer (D) New York, Lt. Gov. Michael Steele (R) Maryland, Farai Chideya, Martin Short, and Jeff Gannon

Guests: Former Sec. of State Madeleine Albright, blogger Andrew Sullivan, former Canadian PM Kim Campbell, actor Michael McKean, and Rep. Bernie Sanders

Guests: Sen. Norm Coleman, talk radio's Al Franken, reporter Liz Marlantes, author Gore Vidal, and basketball's Charles Barkley. Topics: Terror alerts, Voting irregularities, Iraq, Darfur, gay Republicans

Guests: Conservative activist Phyllis Schlafly; Iraq war veteran, Paul Hackett; former Homeland Security Under Secretary Asa Hutchinson; political consultant Kellyanne Conway; actor/comic Chris Rock. Topics: Cindy Sheehan, Iraq, John Kerry, racial profiling, activist judges

Guests: Activist Cindy Sheehan, Gov. Mike Huckabee, journalist Dan Savage, feminist activist Eve Ensler, novelist Kinky Friedman Topics: Camp Casey, gay marriage, health, Bush's vacation

Guests: Television journalist Anderson Cooper, Stephen Schneider, Michael Eric Dyson, actor Bradley Whitford, professor Mary Frances Berry, journalist Fareed Zakaria Topics: Hurricane Katrina, poverty, Iraq

Guests: Walter Maestri, Joe Scarborough, comedian George Carlin, Cynthia Tucker, conservative editorialist James K. Glassman, writer Kurt Vonnegut Topics: Michael D. Brown, US political system, on race, on the Administration

Guests: Sen. Charles Schumer, PJ O'Rourke, Joy Behar, Willie Brown, Dan Senor Topics: John Roberts, Bush taking responsibility, poverty, Iraq

Guests: Singer Willie Nelson, Rep. David Dreier, author/journalist Christopher Hitchens, BBC News correspondent Katty Kay, British politician George Galloway, journalist Andrea Mitchell Topics: Hurricane Rita, Vice President Cheney, Jet Blue emergency landing, foreign oil dependency, Margaret Thatcher, critiquing the U.S

Guests: Conservative columnist Ann Coulter, journalist Andrew Sullivan, actor Ben Affleck, writer Salman Rushdie, soldier/author Kayla Williams Topics: Harriet Miers, religion, torture

Guests: Former Sen. Max Cleland, columnist Tina Brown, actor/comedian Larry Miller, author Tom Wolfe, police chief Richard Pennington, former Sen. John Edwards Topics: President's approval rating, poverty, police beatings, Iraq, Harriet Miers

Guests: Arianna Huffington, Tucker Carlson, Michel Martin, Spike Lee, Chris Webber Topics: Valerie Plame, New York Times, health care, NBA dress code, governments response to Katrina, conspiracy in New Orleans

Guests: Richard A. Clarke, reporter Helen Thomas, actor Billy Connolly, TV host Tony Snow, writer Nadira Hira Topics: Press Corps, Scooter Libby

Guests: fmr Pres. Mary Robinson of Ireland, Joe Scarborough, John Waters, fmr. Sen