Peter MacNicol: Forskelle mellem versioner

-Dragonslayer (1981)

-Sophie's Choice (1982)

-Ghostbusters II (1989)

-By Dawn's Early Light (1990)

-The Powers That BeHouseSitter (1992)

-Addams Family Values (1993)

-Radioland Murders (1994)

-Chicago Hope (1994–1995)

-Dracula: Dead and Loving It (1995)

-Ally McBeal (1997–2002)

-Bean (1997)
Baby Geniuses (1999)

-Recess: School's Out (2001): Fenwick

-Crazy Love (2003)

-Harvey Birdman Attorney at Law (2003–2007): X the Eliminator

-Breakin' All the Rules (2004)

-Danny Phantom (2004-present): Sidney Poindexter (special guest)

-The Batman (2004–present): Dr.Langstrom/Man-Bat

-Justice League Unlimited (2005): Chronos

-NUMB3RS (2005–present)

-24 (2007)

-The Spectacular Spider-Man : Dr. Octopus