Name	Known for
Alan Alda Senator Arnold Vinick Senator Arnold Vinick See fewer	MAS*H (1972)
Stockard Channing Abbey Bartlet Abbey Bartlet See fewer	Practical Magic (1998)
Kristin Chenoweth Annabeth Schott Annabeth Schott See fewer	Pushing Daisies (2007)
Dulé Hill Charlie Young Charlie Young See fewer	Psych (2006)
Allison Janney C.J. Cregg C.J. Cregg See fewer	The Help (2011)
Joshua Malina Will Bailey Will Bailey See fewer	A Few Good Men (1992)
Mary McCormack Kate Harper Kate Harper See fewer	Deep Impact (1998)
Janel Moloney Donna Moss Donna Moss See fewer	The West Wing (1999)
John Spencer Leo McGarry (credit only) Leo McGarry (credit only) See fewer	The West Wing (1999)
Bradley Whitford Josh Lyman Josh Lyman See fewer	Get Out (I) (2017)
Jimmy Smits Matthew Santos Matthew Santos See fewer	Star Wars: Episode III - Revenge of the Sith (2005)
Martin Sheen President Josiah Bartlet President Josiah Bartlet See fewer	The Departed (2006)
Teri Polo Helen Santos Helen Santos See fewer	Meet the Parents (2000)
Lily Tomlin Deborah Fiderer Deborah Fiderer See fewer	Nashville (1975)
Michael O'Neill Secret Service Agent Ron Butterfield Secret Service Agent Ron Butterfield See fewer	Dallas Buyers Club (2013)
Allison Smith Mallory O'Brien Mallory O'Brien See fewer	The West Wing (1999)
John Getz Congressman Mark B. Sellner Congressman Mark B. Sellner See fewer	The Social Network (2010)
NiCole Robinson Margaret Hooper Margaret Hooper See fewer	Dragon Wars: D-War (2007)
Renée Estevez Nancy Nancy See fewer	Heathers (1988)
Matthew Del Negro Bram Howard Bram Howard See fewer	City on a Hill (2019)
Karis Campbell Ronna Ronna See fewer	The West Wing (1999)
Rob Lowe Sam Seaborn Sam Seaborn See fewer	St. Elmo's Fire (1985)
Keb' Mo' Keb' Mo' Keb' Mo' See fewer	Nothing to Lose (1997)
Melissa Fitzgerald Carol Fitzpatrick Carol Fitzpatrick See fewer	Frequency (2000)
Charles Noland Reporter Steve Reporter Steve See fewer	Wayne's World (1992)
Peter James Smith Ed Ed See fewer	The West Wing (1999)
William Duffy Larry Larry See fewer	The West Wing (1999)
Jerry Cerwonka Cardinal Doherty Cardinal Doherty See fewer	NYPD Blue (1993)
Ann Ryerson Chief Justice Chief Justice See fewer	Friday the 13th Part VI: Jason Lives (1986)
Marco Martinez Agent Darryl (as Marco Antonio Martinez) Agent Darryl (as Marco Antonio Martinez) See fewer	Snowfall (2017)
John Balma Cartwright Cartwright See fewer	Gilmore Girls (2000)
Kim Webster Ginger Ginger See fewer	The West Wing (1999)
Kia Glover Steward Steward See fewer	Too Hot to Handle (2020)
Van Epperson Curtis Shaeffer - Chief Usher Curtis Shaeffer - Chief Usher See fewer	The Green Mile (1999)
Catherine Aselford Bonnie Kilmer Bonnie Kilmer See fewer	Trapped by the Mormons (2005)
Chris Bloch Man Man See fewer	Butler, Minnesota (1997)
Michael Ahl Secret Service (uncredited) Secret Service (uncredited) See fewer	Eagle Eye (2008)
Brian Dragonuk Democratic Party VIP (uncredited) Democratic Party VIP (uncredited) See fewer	Impure
Alan Gray VIP Guest (uncredited) VIP Guest (uncredited) See fewer	For the Love of Money (2012)
Kamal Jones Congressional Staffer (uncredited) Congressional Staffer (uncredited) See fewer	Scorpion (2014)
James McMann Inauguration Guest (uncredited) Inauguration Guest (uncredited) See fewer	Fuller House (2016)
Nora Paradiso Inaugural Guest (uncredited) Inaugural Guest (uncredited) See fewer	Waitress (2007)
Aaron Sorkin Man in Crowd (uncredited) Man in Crowd (uncredited) See fewer	The West Wing (1999)
Schuster Vance Senator Wirth (uncredited) Senator Wirth (uncredited) See fewer	Live Free or Die Hard (2007)
Anthony Wanzer Secret Service Agent (uncredited) Secret Service Agent (uncredited) See fewer	Head of State (2003)
George F. Watson Secret Service President Bartlett's Final White House Escort (uncredited) Secret Service President Bartlett's Final White House Escort (uncredited) See fewer	Crossing Over (2009)