Characters in over 50% episodesEdit

President Bartlet (154 episodes): President of the United States, 1999-2007. Former Governor of New Hampshire. Attended Notre Dame. Earned a Ph.D. in Economics and later shared a Nobel Prize in Economics. Catholic.

C.J. Cregg (154 episodes): White House Press Secretary, then Chief of Staff to President Bartlet. Possesses a Master's Degree from U.C. Berkeley. Previously worked in the entertainment industry in California. Her father in Ohio suffers from Alzheimer's disease.

Josh Lyman (154 episodes): Deputy Chief of Staff to President Bartlet, then Chief of Staff to President Matt Santos. Attended Harvard College and Yale Law School, and was a Fulbright Scholar. From Connecticut. Jewish.

Leo McGarry (154 episodes): Chief of Staff to President Bartlet, then Vice Presidential candidate to Matthew Santos. Former U.S. Labor Secretary. Recovering alcoholic and prescription-pill drug addict. Divorced. Father to Mallory O'Brien. Catholic.

Donna Moss (149 episodes): Senior assistant to Josh Lyman, then Chief of Staff to First Lady Santos.

Toby Ziegler (144 episodes): White House Communications Director to President Bartlet. Lawyer. Jewish. Divorced. Father of twins. Resigned after leaking national security secrets regarding the militarization of space; he received the information from his brother, who was an astronaut, who committed suicide after his cancer diagnosis.

Charlie Young (136 episodes): Personal aide to President Bartlet, the "Body man" to the president.

Margaret (105 episodes): Senior assistant to the Chief of Staff.

Carol (101 episodes): Assistant to the Press Secretary.

Sam Seaborn (84 episodes): Deputy White House Communications Director to President Bartlet. Undergraduate degree from Princeton; law degree from Duke University. Left the White House to run for an open Congressional seat in California's 47th district.

Will Bailey (80 episodes): Deputy White House Communications Director to President Bartlet, Chief of Staff to Vice President Russell, then White House Communications Director to President Bartlet.

Characters in 50% or fewer episodesEdit

Notable appearancesEdit

  • Connie Britton as "Connie Tate" (4 episodes, 2001)
  • John Goodman as "Speaker of the House Glenallen Walken" (4 episodes, 2003-2004)
  • Ed O'Neill as "Governor Eric Baker" (4 episodes, 2004-2005)
  • Matthew Perry as "Joe Quincy" (3 episodes, 2003)
  • Evan Handler as "Douglas Wegland" (3 episodes, 2001)
  • Christian Slater as "Lt. Cmdr. Jack Reese" (3 episodes, 2002)
  • David Huddleston as "Sen. Max Lobell" (2 episodes, 2000-2002)
  • Edward James Olmos as Judge Roberto Mendoza (2 episodes 1999, 2000)
  • Glenn Close as Chief Justice Evelyn Baker Lang (1 episode, 2004)
  • William Fitchner as Justice Christoper Mulready (1 episode, 2004)
  • Amy Adams as "Cathy" (1 episode, 2002)
  • Eric Balfour as "Frat Boy #3 (uncredited) (1 episode, 1999)
  • Trace Beaulieu as "Cal" (1 episode, 2001)
  • Tobin Bell as "Colonel Whitcomb" (1 episode, 2002)
  • Ashley Benson as "Girl" (1 episode, 2002)
  • Andy Buckley as "Mike Satchel" (1 episode, 2000)
  • Ty Burrell as "Tom Starks" (1 episode, 2001)
  • James Denton as "Tom Jordan" (1 episode, 2000)
  • Taye Diggs as "Secret Service Agent Wesley" (2 episodes, 2003)
  • John Gallagher Jr. as "Tyler" (1 episode, 2002)
  • Emilio Estevez as a younger President Bartlet in some news footage (episode 23, season 4, 2003)
  • Dennis Haskins as "C.E.O. Donor #2" (1 episode, 2001)
  • Juwan Howard as "Mr. Grant" (1 episode, 1999)
  • Felicity Huffman as "Ann Stark" (1 episode, 2001)
  • Sam Jaeger as "Bill Kelley" (1 episode, 2000)
  • Jane Lynch as "Reporter" (2 episodes, 2000-2001)
  • Navid Negahban as "Maz" (1 episode, 2004)
  • Nick Offerman as "Jerry" (1 episode, 1999)
  • Lisa Edelstein as 'Laurie" (5 episodes, 1999-2000)
  • Ian McShane as "Russian Negotiator Nikolai Ivanovich" (1 episode, 2002)
  • Dean Norris as "Steve Hodder - Republican Party Chairman" (2 episodes, 2005-2006)
  • David Proval as "Rabbi Glassman" (1 episode, 2000)
  • Danny Pudi as "Santos Aide #2" (1 episode, 2006)
  • Lance Reddick as "D.C. Police Officer" (1 episode, 1999)
  • J.K. Simmons as "Harry Ravitch" (1 episode, 2006)
  • Eric Stonestreet as "Staffer #1" (1 episode, 2001)
  • Gabrielle Union as "Meeshel Anders" (1 episode, 2004)
  • Evan Rachel Wood as "Hogan Cregg" (1 episode, 2002)
  • Jorja Fox as "Agent Gina Toscano" (5 episodes, 2000)
  • Grace Zabriskie as "Isabel" (1 episode, 2000)
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