Peter MacNicol is an American actor and voice actor. He received a Theatre World Award for his 1981 Broadway debut in the play Crimes of the Heart. MacNicol was born and raised in Dallas, Texas. He has been married to Martha Sue Cumming since 1986.
Known For
Credits
Cast Credits
All Rise (2019)
Guest starring as Judge Albert Campbell
(9 episodes)
- Episode 2x11: Forgive Us Our Trespasses (Apr 12, 2021)
- Episode 2x09: Safe to Fall (Feb 22, 2021)
- Episode 2x06: Bounceback (Jan 4, 2021)
- Episode 2x04: Bad Beat (Dec 7, 2020)
- Episode 2x02: Keep Ya Head Up (Nov 23, 2020)
- Episode 1x21: Dancing at Los Angeles (May 4, 2020)
- Episode 1x17: I Love You, You're Perfect, I Think (Mar 9, 2020)
- Episode 1x13: What the Bailiff Saw (Jan 20, 2020)
- Episode 1x12: What the Constitution Greens to Me (Jan 6, 2020)
Rapunzel's Tangled Adventure (2017)
Starring as Nigel the Advisor
(8 episodes)
- Episode 3x12: Cassandra's Revenge (Jan 26, 2020)
- Episode 3x10: Pascal's Dragon (Jan 12, 2020)
- Episode 3x09: Be Very Afraid (Oct 18, 2019)
- Episode 1x21: The Secret of the Sun Drop (Jan 13, 2018)
- Episode 1x20: The Alchemist Returns (Dec 16, 2017)
- Episode 1x19: The Quest for Varian (Dec 9, 2017)
- Episode 1x18: Not in the Mood (Dec 2, 2017)
- Episode 1x16: Queen for a Day (Nov 19, 2017)
Guest starring as Nigel the Advisor
- Episode 3x06: Beginnings (Oct 15, 2019)
CSI: Cyber (2015)
Starring as Assistant Director Stavros Sifter
(13 episodes)
- Episode 1x13: Family Secrets (May 13, 2015)
- Episode 1x12: Bit by Bit (May 13, 2015)
- Episode 1x11: Ghost in the Machine (May 12, 2015)
- Episode 1x10: Click Your Poison (May 6, 2015)
- Episode 1x09: L0m1S (Apr 29, 2015)
- Episode 1x08: Selfie 2.0 (Apr 22, 2015)
- Episode 1x07: URL, Interrupted (Apr 21, 2015)
- Episode 1x06: The Evil Twin (Apr 15, 2015)
- Episode 1x05: Crowd Sourced (Apr 8, 2015)
- Episode 1x04: Fire Code (Mar 25, 2015)
- Episode 1x03: Killer En Route (Mar 18, 2015)
- Episode 1x02: CMND:\Crash (Mar 11, 2015)
- Episode 1x01: Kidnapping 2.0 (Mar 4, 2015)
Star Wars: Rebels (2014)
Guest starring as Tseebo
(2 episodes)
- Episode 1x07: Gathering Forces (Nov 24, 2014)
- Episode 1x06: Empire Day (Nov 17, 2014)
Marvel's Agents of S.H.I.E.L.D. (2013)
Guest starring as Professor Elliot Randolph
(2 episodes)
- Episode 3x02: Purpose in the Machine (Oct 6, 2015)
- Episode 1x08: The Well (Nov 19, 2013)
The Mindy Project (2012)
Guest starring as Rabbi David Adler
- Episode 2x20: An Officer and a Gynecologist (Apr 22, 2014)
Veep (2012)
Guest starring as Jeff Kane
(9 episodes)
- Episode 7x07: Veep (May 12, 2019)
- Episode 7x06: Oslo (May 5, 2019)
- Episode 7x04: South Carolina (Apr 21, 2019)
- Episode 6x09: A Woman First (Jun 18, 2017)
- Episode 5x09: Kissing Your Sister (Jun 19, 2016)
- Episode 5x08: Camp David (Jun 12, 2016)
- Episode 5x07: Congressional Ball (Jun 5, 2016)
- Episode 5x06: C**tgate (May 29, 2016)
- Episode 5x05: Thanksgiving (May 22, 2016)
Necessary Roughness (2011)
Guest starring as Dr. Albert "Al" Gunner
(3 episodes)
- Episode 2x15: Regret Me Not (Feb 13, 2013)
- Episode 2x13: Hits and Myths (Jan 30, 2013)
- Episode 2x12: Frozen Fish Sticks (Jan 23, 2013)
The Spectacular Spider-Man (2008)
Guest starring as Doctor Octopus
(12 episodes)
- Episode 2x10: Gangland (Oct 21, 2009)
- Episode 2x08: Accomplices (Oct 7, 2009)
- Episode 2x04: Shear Strength (Jul 6, 2009)
- Episode 2x03: Reinforcement (Jun 29, 2009)
- Episode 2x02: Destructive Testing (Jun 22, 2009)
- Episode 2x01: Blueprints (Jun 22, 2009)
- Episode 1x11: Group Therapy (May 31, 2008)
- Episode 1x08: Reaction (May 3, 2008)
- Episode 1x07: Catalysts (Apr 26, 2008)
- Episode 1x06: The Invisible Hand (Apr 12, 2008)
- Episode 1x05: Competition (Mar 29, 2008)
- Episode 1x01: Survival of the Fittest (Mar 8, 2008)
The Big Bang Theory (2007)
Guest starring as Dr. Wolcott
- Episode 11x20: The Reclusive Potential (Apr 12, 2018)
Grey's Anatomy (2005)
Guest starring as Dr. Robert Stark
(7 episodes)
- Episode 7x20: White Wedding (May 5, 2011)
- Episode 7x19: It's a Long Way Back (Apr 28, 2011)
- Episode 7x17: This Is How We Do It (Mar 24, 2011)
- Episode 7x16: Not Responsible (Feb 24, 2011)
- Episode 7x11: Disarm (Jan 6, 2011)
- Episode 7x09: Slow Night, So Long (Nov 18, 2010)
- Episode 7x08: Something's Gotta Give (Nov 11, 2010)
Numb3rs (2005)
Starring as Dr. Larry Fleinhardt
(93 episodes)
- Episode 6x16: Cause and Effect (Mar 12, 2010)
- Episode 6x15: Growin' Up (Mar 5, 2010)
- Episode 6x14: And the Winner Is... (Feb 5, 2010)
- Episode 6x13: Devil Girl (Jan 29, 2010)
- Episode 6x04: Where Credit's Due (Oct 16, 2009)
- Episode 6x03: 7 Men Out (Oct 9, 2009)
- Episode 6x02: Friendly Fire (Oct 2, 2009)
- Episode 6x01: Hangman (Sep 25, 2009)
- Episode 5x23: Angels and Devils (May 15, 2009)
- Episode 5x21: Disturbed (May 1, 2009)
- Episode 5x19: Animal Rites (Apr 10, 2009)
- Episode 5x18: 12:01 A.M. (Mar 13, 2009)
- Episode 5x17: First Law (Mar 6, 2009)
- Episode 5x15: Guilt Trip (Feb 13, 2009)
- Episode 5x14: Sneakerhead (Feb 6, 2009)
- Episode 5x13: Trouble in Chinatown (Jan 23, 2009)
- Episode 5x12: Jacked (Jan 16, 2009)
- Episode 5x11: Arrow of Time (Jan 9, 2009)
- Episode 5x10: Frienemies (Dec 19, 2008)
- Episode 5x09: Conspiracy Theory (Dec 5, 2008)
- Episode 5x07: Charlie Don't Surf (Nov 14, 2008)
- Episode 5x06: Magic Show (Nov 7, 2008)
- Episode 5x05: Scan Man (Oct 31, 2008)
- Episode 5x04: Jack of All Trades (Oct 24, 2008)
- Episode 5x03: Blowback (Oct 17, 2008)
- Episode 5x02: Decoy Effect (Oct 10, 2008)
- Episode 5x01: High Exposure (Oct 3, 2008)
- Episode 4x18: When World's Collide (May 16, 2008)
- Episode 4x17: Pay to Play (May 9, 2008)
- Episode 4x16: Atomic No. 33 (May 2, 2008)
- Episode 4x15: End Game (Apr 25, 2008)
- Episode 4x14: Checkmate (Apr 11, 2008)
- Episode 4x13: Black Swan (Apr 4, 2008)
- Episode 4x12: Power (Jan 18, 2008)
- Episode 4x11: Breaking Point (Jan 11, 2008)
- Episode 4x10: Chinese Box (Dec 14, 2007)
- Episode 4x09: Graphic (Nov 23, 2007)
- Episode 4x08: Tabu (Nov 16, 2007)
- Episode 4x07: Primacy (Nov 9, 2007)
- Episode 4x06: In Security (Nov 2, 2007)
- Episode 4x05: Robin Hood (Oct 26, 2007)
- Episode 4x04: Thirteen (Oct 19, 2007)
- Episode 4x03: Velocity (Oct 12, 2007)
- Episode 4x02: Hollywood Homicide (Oct 5, 2007)
- Episode 4x01: Trust Metric (Sep 28, 2007)
- Episode 3x21: The Art of Reckoning (Apr 27, 2007)
- Episode 3x11: Killer Chat (Dec 15, 2006)
- Episode 3x10: Brutus (Nov 24, 2006)
- Episode 3x09: Waste Not (Nov 17, 2006)
- Episode 3x08: Hardball (Nov 10, 2006)
- Episode 3x07: Blackout (Nov 3, 2006)
- Episode 3x06: Longshot (Oct 27, 2006)
- Episode 3x05: Traffic (Oct 20, 2006)
- Episode 3x04: The Mole (Oct 13, 2006)
- Episode 3x03: Provenance (Oct 6, 2006)
- Episode 3x02: Two Daughters (2) (Sep 29, 2006)
- Episode 3x01: Spree (1) (Sep 22, 2006)
- Episode 2x24: Hot Shot (May 19, 2006)
- Episode 2x23: Undercurrents (May 12, 2006)
- Episode 2x21: Rampage (Apr 28, 2006)
- Episode 2x20: Guns and Roses (Apr 21, 2006)
- Episode 2x19: Dark Matter (Apr 7, 2006)
- Episode 2x18: All's Fair (Mar 31, 2006)
- Episode 2x17: Mind Games (Mar 10, 2006)
- Episode 2x16: Protest (Mar 3, 2006)
- Episode 2x15: The Running Man (Feb 3, 2006)
- Episode 2x14: Harvest (Jan 27, 2006)
- Episode 2x13: Double Down (Jan 13, 2006)
- Episode 2x12: The O.G. (Jan 6, 2006)
- Episode 2x11: Scorched (Dec 16, 2005)
- Episode 2x10: Bones of Contention (Dec 9, 2005)
- Episode 2x09: Toxin (Nov 25, 2005)
- Episode 2x08: In Plain Sight (Nov 18, 2005)
- Episode 2x07: Convergence (Nov 11, 2005)
- Episode 2x06: Soft Target (Nov 4, 2005)
- Episode 2x05: Assassin (Oct 21, 2005)
- Episode 2x04: Calculated Risk (Oct 14, 2005)
- Episode 2x03: Obsession (Oct 7, 2005)
- Episode 2x02: Better or Worse (Sep 30, 2005)
- Episode 2x01: Judgment Call (Sep 23, 2005)
- Episode 1x13: Man Hunt (May 13, 2005)
- Episode 1x12: Noisy Edge (May 6, 2005)
- Episode 1x11: Sacrifice (Apr 29, 2005)
- Episode 1x10: Dirty Bomb (Apr 22, 2005)
- Episode 1x09: Sniper Zero (Apr 15, 2005)
- Episode 1x08: Identity Crisis (Apr 1, 2005)
- Episode 1x07: Counterfeit Reality (Mar 11, 2005)
- Episode 1x06: Sabotage (Feb 25, 2005)
- Episode 1x05: Prime Suspect (Feb 18, 2005)
- Episode 1x04: Structural Corruption (Feb 11, 2005)
- Episode 1x03: Vector (Feb 4, 2005)
- Episode 1x02: Uncertainty Principle (Jan 28, 2005)
- Episode 1x01: Pilot (Jan 23, 2005)
24 (2001)
Starring as Tom Lennox
(24 episodes)
- Episode 6x24: Day 6: 5:00 A.M. - 6:00 A.M. (May 21, 2007)
- Episode 6x23: Day 6: 4:00 A.M. - 5:00 A.M. (May 21, 2007)
- Episode 6x22: Day 6: 3:00 A.M. - 4:00 A.M. (May 14, 2007)
- Episode 6x21: Day 6: 2:00 A.M. - 3:00 A.M. (May 7, 2007)
- Episode 6x20: Day 6: 1:00 A.M. - 2:00 A.M. (Apr 30, 2007)
- Episode 6x19: Day 6: 12:00 A.M. - 1:00 A.M. (Apr 23, 2007)
- Episode 6x18: Day 6: 11:00 P.M. - 12:00 A.M. (Apr 16, 2007)
- Episode 6x17: Day 6: 10:00 P.M. - 11:00 P.M. (Apr 9, 2007)
- Episode 6x16: Day 6: 9:00 P.M. - 10:00 P.M. (Apr 2, 2007)
- Episode 6x15: Day 6: 8:00 P.M. - 9:00 P.M. (Mar 26, 2007)
- Episode 6x14: Day 6: 7:00 P.M. - 8:00 P.M. (Mar 19, 2007)
- Episode 6x13: Day 6: 6:00 P.M. - 7:00 P.M. (Mar 12, 2007)
- Episode 6x12: Day 6: 5:00 P.M. - 6:00 P.M. (Mar 5, 2007)
- Episode 6x11: Day 6: 4:00 P.M. - 5:00 P.M. (Feb 26, 2007)
- Episode 6x10: Day 6: 3:00 P.M. - 4:00 P.M. (Feb 19, 2007)
- Episode 6x09: Day 6: 2:00 P.M. - 3:00 P.M. (Feb 12, 2007)
- Episode 6x08: Day 6: 1:00 P.M. - 2:00 P.M. (Feb 12, 2007)
- Episode 6x07: Day 6: 12:00 P.M. - 1:00 P.M. (Feb 5, 2007)
- Episode 6x06: Day 6: 11:00 A.M. - 12:00 P.M. (Jan 29, 2007)
- Episode 6x05: Day 6: 10:00 A.M. - 11:00 A.M. (Jan 22, 2007)
- Episode 6x04: Day 6: 9:00 A.M. - 10:00 A.M. (Jan 15, 2007)
- Episode 6x03: Day 6: 8:00 A.M. - 9:00 A.M. (Jan 15, 2007)
- Episode 6x02: Day 6: 7:00 A.M. - 8:00 A.M. (Jan 14, 2007)
- Episode 6x01: Day 6: 6:00 A.M. - 7:00 A.M. (Jan 14, 2007)
Guest starring as Tom Lennox
- Episode S07 Special: Redemption (Nov 23, 2008)
Ally McBeal (1997)
Starring as John Cage
(86 episodes)
- Episode 5x11: A Kick in the Head (Feb 4, 2002)
- Episode 5x10: One Hundred Tears (Jan 21, 2002)
- Episode 5x08: Playing with Matches (Jan 7, 2002)
- Episode 5x07: Nine One One (Dec 10, 2001)
- Episode 5x06: Lost and Found (Dec 3, 2001)
- Episode 5x03: Neutral Corners (Nov 12, 2001)
- Episode 5x02: Judge Ling (Nov 5, 2001)
- Episode 5x01: Friends and Lovers (Oct 29, 2001)
- Episode 4x23: The Wedding (May 21, 2001)
- Episode 4x22: Home Again (May 14, 2001)
- Episode 4x21: Queen Bee (May 7, 2001)
- Episode 4x20: Cloudy Skies, Chance of Parade (Apr 30, 2001)
- Episode 4x19: In Search of Barry White (Apr 23, 2001)
- Episode 4x18: The Obstacle Course (Apr 16, 2001)
- Episode 4x17: The Pursuit of Unhappiness (Mar 26, 2001)
- Episode 4x16: The Getaway (Mar 19, 2001)
- Episode 4x15: Falling Up (Feb 26, 2001)
- Episode 4x14: Boys Town (Feb 19, 2001)
- Episode 4x13: Reach Out and Touch (Feb 12, 2001)
- Episode 4x12: Hats Off to Larry (Feb 5, 2001)
- Episode 4x11: Mr. Bo (Jan 22, 2001)
- Episode 4x10: The Ex-Files (Jan 15, 2001)
- Episode 4x09: Reasons to Believe (Jan 8, 2001)
- Episode 4x08: The Man with the Bag (Dec 11, 2000)
- Episode 4x07: Love on Holiday (Dec 4, 2000)
- Episode 4x06: 'Tis the Season (Nov 27, 2000)
- Episode 4x05: The Last Virgin (Nov 20, 2000)
- Episode 4x04: Without a Net (Nov 13, 2000)
- Episode 4x03: Two's a Crowd (Nov 6, 2000)
- Episode 4x02: Girls' Night Out (Oct 30, 2000)
- Episode 4x01: Sex, Lies and Second Thoughts (Oct 23, 2000)
- Episode 3x21: Ally McBeal: The Musical, Almost (May 22, 2000)
- Episode 3x20: Hope and Glory (May 15, 2000)
- Episode 3x19: Do You Wanna Dance? (May 8, 2000)
- Episode 3x18: Turning Thirty (May 1, 2000)
- Episode 3x16: Boy Next Door (Mar 27, 2000)
- Episode 3x15: Prime Suspect (Mar 20, 2000)
- Episode 3x14: The Oddball Parade (Feb 28, 2000)
- Episode 3x13: Pursuit of Loneliness (Feb 21, 2000)
- Episode 3x12: In Search of Pygmies (Feb 14, 2000)
- Episode 3x11: Over the Rainbow (Feb 7, 2000)
- Episode 3x10: Just Friends (Jan 17, 2000)
- Episode 3x09: Out in the Cold (Jan 10, 2000)
- Episode 3x08: Blue Christmas (Dec 20, 1999)
- Episode 3x07: Saving Santa (Dec 13, 1999)
- Episode 3x06: Changes (Nov 29, 1999)
- Episode 3x05: Troubled Water (Nov 22, 1999)
- Episode 3x04: Heat Wave (Nov 15, 1999)
- Episode 3x03: Seeing Green (Nov 8, 1999)
- Episode 3x02: Buried Pleasures (Nov 1, 1999)
- Episode 3x01: Car Wash (Oct 25, 1999)
- Episode 2x23: I Know Him by Heart (May 24, 1999)
- Episode 2x22: Love's Illusions (May 17, 1999)
- Episode 2x21: The Green Monster (May 10, 1999)
- Episode 2x20: Only the Lonely (May 3, 1999)
- Episode 2x19: Let's Dance (Apr 26, 1999)
- Episode 2x18: Those Lips, That Hand (Apr 19, 1999)
- Episode 2x17: Civil War (Apr 5, 1999)
- Episode 2x16: Sex, Lies and Politics (Mar 1, 1999)
- Episode 2x15: Sideshow (Feb 22, 1999)
- Episode 2x14: Pyramids on the Nile (Feb 15, 1999)
- Episode 2x13: Angels and Blimps (Feb 8, 1999)
- Episode 2x12: Love Unlimited (Jan 18, 1999)
- Episode 2x11: In Dreams (Jan 11, 1999)
- Episode 2x10: Making Spirits Bright (Dec 14, 1998)
- Episode 2x09: You Never Can Tell (Nov 23, 1998)
- Episode 2x08: Just Looking (Nov 16, 1998)
- Episode 2x07: Happy Trails (Nov 9, 1998)
- Episode 2x06: World's Without Love (Nov 2, 1998)
- Episode 2x05: Story of Love (Oct 26, 1998)
- Episode 2x04: It's My Party (Oct 19, 1998)
- Episode 2x03: Fools Night Out (Sep 28, 1998)
- Episode 2x02: They Eat Horses, Don't They? (Sep 21, 1998)
- Episode 2x01: The Real World (Sep 14, 1998)
- Episode 1x23: These are the Days (May 18, 1998)
- Episode 1x22: Alone Again (May 11, 1998)
- Episode 1x21: Being There (May 4, 1998)
- Episode 1x20: The Inmates (Apr 27, 1998)
- Episode 1x19: Happy Birthday, Baby (Apr 6, 1998)
- Episode 1x18: The Playing Field (Mar 16, 1998)
- Episode 1x17: Theme of Life (Mar 9, 1998)
- Episode 1x16: Forbidden Fruits (Mar 2, 1998)
- Episode 1x15: Once in a Lifetime (Feb 23, 1998)
- Episode 1x14: Body Language (Feb 2, 1998)
- Episode 1x13: The Blame Game (Jan 19, 1998)
- Episode 1x12: Cro-Magnon (Jan 5, 1998)
Guest starring as John Cage
(11 episodes)
- Episode 5x22: Bygones (May 20, 2002) [Special Guest Star]
- Episode 5x21: All of Me (May 13, 2002) [Special Guest Star]
- Episode 5x18: Tom Dooley (Apr 22, 2002) [Special Guest Star]
- Episode 5x17: Love is All Around: Part 2 (Apr 15, 2002) [Special Guest Star]
- Episode 5x16: Love is All Around: Part 1 (Apr 15, 2002) [Special Guest Star]
- Episode 1x11: Silver Bells (Dec 15, 1997) [Special Guest Star]
- Episode 1x10: Boy to the World (Dec 1, 1997) [Special Guest Star]
- Episode 1x08: Drawing the Lines (Nov 10, 1997) [Special Guest Star]
- Episode 1x07: The Attitude (Nov 3, 1997) [Special Guest Star]
- Episode 1x06: The Promise (Oct 27, 1997) [Special Guest Star]
- Episode 1x02: Compromising Positions (Sep 15, 1997) [Special Guest Star]
The Daily Show with Craig Kilborn (1996)
Guest starring as Peter MacNicol
- Episode 1998-06-11: Peter MacNicol (Jun 11, 1998)
The Powers That Be (1992)
Starring as Bradley Grist
(21 episodes)
- Episode 2x13: Grandma's Big Decision (Jun 19, 1993)
- Episode 2x12: Grammargate (2) (Jun 12, 1993)
- Episode 2x11: Grammargate (1) (Jun 5, 1993)
- Episode 2x10: Bradley Gets Fired (Jan 19, 1993)
- Episode 2x09: Having a Ball (Jan 19, 1993)
- Episode 2x08: St. Caitlyn of Shears (Jan 2, 1993)
- Episode 2x07: Oh, Mack (Dec 12, 1992)
- Episode 2x06: Sophie's Big Decision (Dec 5, 1992)
- Episode 2x05: The Intern (Nov 28, 1992)
- Episode 2x04: How Sharper Than a Servant's Tooth (Nov 21, 1992)
- Episode 2x03: I'm Your Dummy (Nov 14, 1992)
- Episode 2x02: Bill's Dead...Not (Nov 7, 1992)
- Episode 2x01: A Chicken in Every Pot (Nov 7, 1992)
- Episode 1x08: Charlerella (Apr 18, 1992)
- Episode 1x07: Bill and Margaret's Excellent Adventure (Apr 11, 1992)
- Episode 1x06: Kiss Me Caitlyn (Apr 4, 1992)
- Episode 1x05: Dirty Politics (Mar 28, 1992)
- Episode 1x04: My Mother, My Self (Mar 21, 1992)
- Episode 1x03: Bill Gets Shot (Mar 14, 1992)
- Episode 1x02: The Love Child (2) (Mar 7, 1992)
- Episode 1x01: The Love Child (1) (Mar 7, 1992)
Tales from the Crypt (1989)
Guest starring as Austin Haggard
- Episode 6x01: Let the Punishment Fit the Crime (Oct 31, 1994)
Cheers (1982)
Guest starring as Mario
- Episode 11x20: Look Before You Sleep (Apr 1, 1993) [Special Guest Star]
The Emmy Awards (1949)
Guest starring as Peter MacNicol
- Episode 2024-01-15: The 75th Annual Primetime Emmy Awards (Jan 15, 2024)
Crew Credits
Numb3rs (2005)
Episode crew as Story
- Episode 2x17: Mind Games (Mar 10, 2006)
Episode crew as Writer
- Episode 5x13: Trouble in Chinatown (Jan 23, 2009)
Ally McBeal (1997)
Episode crew as Director
(3 episodes)
- Episode 3x03: Seeing Green (Nov 8, 1999)
- Episode 2x10: Making Spirits Bright (Dec 14, 1998)
- Episode 2x03: Fools Night Out (Sep 28, 1998)
Episode crew as Writer
- Episode 5x21: All of Me (May 13, 2002)