Peter MacNicol
Peter MacNicol is an American actor. He received a Theatre World Award for his 1981 Broadway debut in the play Crimes of the Heart. His film roles include Galen in Dragonslayer (1981), Stingo in Sophie's Choice (1982), Janosz Poha in Ghostbusters II (1989), camp counselor Gary Granger in Addams Family Values (1993), and David Langley in Bean (1997). MacNicol was born in Dallas, Texas, on April 10, 1954. He attended the University of Dallas and the University of Minnesota, where he studied theater. After graduating, he moved to New York City to pursue an acting career. MacNicol made his Broadway debut in 1981 in the play Crimes of the Heart. He won a Theatre World Award for his performance. He went on to appear in a number of other Broadway productions, including The Real Thing (1984), The Crucible (1996), and The Pillowman (2005). MacNicol has also had a successful career in film and television. He has appeared in a number of films, including Sophie's Choice (1982), Ghostbusters II (1989), Addams Family Values (1993), and Bean (1997). He is best known for his role as the eccentric lawyer John Cage in the FOX comedy-drama Ally McBeal (1997–2002), for which he won a Primetime Emmy Award for Outstanding Supporting Actor in a Comedy Series in 2001. MacNicol has also appeared in a number of other television shows, including 24 (2001), Numbers (2005), and Veep (2012-2019). He is a versatile actor who has shown his range in a variety of roles. MacNicol is married to Martha Cumming, and they have two children. He is a member of the Actors' Equity Association and the Screen Actors Guild.
Born: 10 April 1954
Played In
TV Show
Nov 2025
All's Fair
Robert DeLancie
Movie
Oct 2025
Shell
Dr. Thaddeus Brand
Movie
Aug 2024
The Day the Earth Blew Up: A Looney Tunes Movie
The Invader (voice)
Movie
Feb 2024
Home Delivery
Howard Evans
Movie
Dec 2023
Our (Almost Completely True) Love Story
Psycho Date
TV Show
Sep 2019
All Rise
Albert Campbell
Movie
Jan 2018
Secret of the Sundrop
Nigel the Advisor
TV Show
Mar 2017
Rapunzel's Tangled Adventure
Nigel the Advisor (voice)
TV Show
Jan 2017
A Series of Unfortunate Events
Ishmael
TV Show
Mar 2015
CSI: Cyber
Simon Sifter
TV Show
Oct 2014
Star Wars Rebels
Tseebo (voice)
TV Show
Sep 2013
Marvel's Agents of S.H.I.E.L.D.
Professor Elliott Randolph
Movie
Aug 2013
Scooby-Doo! Stage Fright
Dewey Ottman (voices)
TV Show
Sep 2012
The Mindy Project
Rabbi Adler
TV Show
Apr 2012
Veep
Jeff Kane
Movie
Apr 2012
Battleship
Secretary of Defense
TV Show
Mar 2012
Doc McStuffins
Egghead (voice)
Movie
Feb 2012
Game Change
Rick Davis
TV Show
Jan 2011
Fairly Legal
Judge Smollet
TV Show
Nov 2010
Young Justice
Professor Ivo / M.O.N.Q.I. (voice)
TV Show
Nov 2010
G.I. Joe: Renegades
Firefly (voice)
TV Show
Nov 2010
Young Justice
Professor Ivo / Amazo / M.O.N.Q.I. (voice)
TV Show
Nov 2010
Young Justice
Professor Ivo (voice)
TV Show
Apr 2010
Ben 10: Ultimate Alien
Oliver / Forever Knight #1 (voice)
Movie
May 2009
Spider-Man: Re-Animated
Self
Movie
Sep 2008
The Spectacular Spider-Man: Attack of the Lizard
Otto Octavius/Doctor Octopus (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Otto Octavius (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Master Planner / Otto Octavius (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Doctor Octopus (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Otto Octavius / Doctor Octopus (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Master Planner (voice)
TV Show
Mar 2008
The Spectacular Spider-Man
Master Planner / Doctor Octopus (voice)
TV Show
Sep 2007
The Big Bang Theory
Robert Wolcott
Movie
Jul 2005
Stuart Little 3: Call of the Wild
Troopmaster (voice)
TV Show
Mar 2005
Grey's Anatomy
Robert Stark
TV Show
Feb 2005
American Dad!
Old Man Hanson (voice)
TV Show
Feb 2005
American Dad!
Santa's Elf (voice)
TV Show
Feb 2005
American Dad!
Angel (voice)
TV Show
Jan 2005
Numb3rs
Larry Fleinhardt
TV Show
Oct 2004
Boston Legal
Dr. Sydney Field
TV Show
Sep 2004
The Batman
Langstrom (voice)
TV Show
Jul 2004
Justice League Unlimited
David Clinton (voice)
Movie
May 2004
Breakin' All the Rules
Philip Gascon
TV Show
Apr 2004
Danny Phantom
Sidney Poindexter (voice)
TV Show
Sep 2003
The Lyon's Den
Movie
Apr 2002
Balto: Wolf Quest
Muru (voice)
TV Show
Nov 2001
24
Tom Lennox
Movie
Feb 2001
Recess: School's Out
Fenwick (voice)
TV Show
Dec 2000
Harvey Birdman, Attorney at Law
TV Show
Dec 2000
Harvey Birdman, Attorney at Law
X the Eliminator (voice)
TV Show
Dec 2000
Harvey Birdman, Attorney at Law
X, the Eliminator (voice)
TV Show
Oct 2000
Buzz Lightyear of Star Command
Major (voice)
Movie
Jul 2000
The Pooch and the Pauper
Liberty (voice)
Movie
Dec 1999
Snowden's Christmas
Snowden (voice)
Movie
Dec 1999
Olive, the Other Reindeer
Fido (voice)
Movie
Mar 1999
Baby Geniuses
Dan
Movie
Jan 1999
The Secret of NIMH 2: Timmy to the Rescue
Narrator (voice)
TV Show
Sep 1998
The Wild Thornberrys
Raju / Monkey (voice)
TV Show
Apr 1998
CatDog
Runt (voice)
Movie
Mar 1998
Silencing Mary
Lawrence Dixon
TV Show
Sep 1997
Ally McBeal
John Cage
Movie
Jul 1997
Bean
David Langley
TV Show
Apr 1997
The Angry Beavers
Movie
Nov 1996
Mojave Moon
Tire Repairman
Movie
Mar 1996
Abducted: A Father's Love
Roy Dowd
Movie
Dec 1995
Dracula: Dead and Loving It
Thomas Renfield
Movie
Oct 1994
Radioland Murders
Son Writer
TV Show
Sep 1994
Chicago Hope
Alan Birch
Movie
Jul 1994
Roswell
Lewis Rickett
Movie
Nov 1993
Addams Family Values
Gary Granger
Movie
Jun 1992
Housesitter
Marty
TV Show
Mar 1992
The Powers That Be
Bradley Grist
Movie
Jan 1992
Hard Promises
Stuart
Movie
May 1990
By Dawn's Early Light
Sedgwick
Movie
Aug 1989
American Blue Note
Jack Solow
Movie
Jun 1989
Ghostbusters II
Dr. Janosz Poha
TV Show
Jun 1989
Tales from the Crypt
Austin Haggard (segment "Let the Punishment Fit the Crime")
Movie
Jan 1988
Voices & Visions: Walt Whitman
Narrator
TV Show
May 1987
The Days and Nights of Molly Dodd
Steve Cooper
Movie
Oct 1986
Heat
Cyrus Kinnick
Movie
May 1986
Johnny Bull
Joe Kovacs
Movie
Sep 1984
The Boy Who Left Home to Find Out About the Shivers
Martin
Movie
Dec 1982
Sophie's Choice
Stingo
TV Show
Sep 1982
Cheers
Mario
TV Show
Sep 1982
Faerie Tale Theatre
Martin
Movie
Jun 1981
Dragonslayer
Galen
Movie
Floss
Dr. Rivus