(1998) Patch Adams

as Dr. Prack

(2002) About Schmidt

as John Rusk

(2001) The Day the World Ended

as Sherrif Ken

(2011) The Selling

as Auction Man

(2005) Broadway's Lost Treasures III: The Best of The Tony Awards

as Bobby Child (segment "Crazy For You") (archive footage)

(2015) The Atticus Institute

as Lawrence Henault

(2023) Oppenheimer

as Senator McGee

(2002) Role of a Lifetime

as Brad Collings

(2000) Buddy Boy

as ---

(2002) Manna from Heaven

as Tony

(2018) Delirium

as Psychiatrist

(2017) Broadway: The Next Generation

as Self

Such A Pretty Girl

as Frank

(2017) A Cure for Wellness

as Pembroke

(2002) Road to Perdition

as Mr. McDougal

(2018) A Futile and Stupid Gesture

as Harry Kenney

(2003) Broadway's Lost Treasures

as Munkustrap (segment "Cats")

(1997) Amistad

as Tecora Captain

(1980) Brubaker

as Dr. Campbell

(2016) Diani and Devine Meet the Apocalypse

as Hap

(2003) The Mayor

as Dick Winterhalter

(1998) Dance with Me

as Michael

(2020) A Place Among the Dead

as Dad

(2014) Bread and Butter

as Donald Karinsky

(1982) St. Elsewhere

as ---

(2002) Less than Perfect

as Dr. Lars Skaarsgard

(2000) Boston Public

as Mr. Jacobs

(2008) Breaking Bad

as Dr. Chavez

(2005) How I Met Your Mother

as Clint

(2001) Star Trek: Enterprise

as Nathan Samuels

(1982) Remington Steele

as Preston Hayes

(2000) CSI: Crime Scene Investigation

as Peyton Tallman

(1987) Star Trek: The Next Generation

as Tam Elbrun

(1991) Home Improvement

as Fred

(1999) Judging Amy

as Mike Holcombe

(2004) Jack & Bobby

as ---

(1995) Star Trek: Voyager

as The Magistrate

(2001) The Bernie Mac Show

as Dr. Lyons

(2002) Monk

as John Ricca

(1986) Matlock

as Rod Greenwood

(2005) Bones

as Dr. Henry Atlas

(1997) King of the Hill

as Dr. Tate / Larry (voice)

(2003) Las Vegas

as ---

(1998) Charmed

as Father Thomas

(2000) Malcolm in the Middle

as Rudy

(1996) Profiler

as ---

(1989) Quantum Leap

as Detective Ward

(2003) I'm with Her

as ---

(1999) Roswell

as Burton Weiss

(2009) Modern Family

as Joel L.L. Logan

(1997) Just Shoot Me!

as Headmaster Reilly

(1999) Family Law

as ---

(1999) Time of Your Life

as ---

(2005) Medium

as Joe's Boss

(1988) Dear John

as Ralph Drang

(1997) Buffy the Vampire Slayer

as Mayor Richard Wilkins

(2011) Once Upon a Time

as Martin

(2018) The Rookie

as Mr. Walker

(2008) The Mentalist

as Francisco Navarro

(1997) Buffy the Vampire Slayer

as Self

(2010) Law & Order: LA

as Attorney Spicer

(2017) Young Sheldon

as Elliot Douglas

(2005) Supernatural

as Professor Morrison

(2020) 9-1-1: Lone Star

as Joe

(1999) The West Wing

as Roger Tribbey

(2017) Ghosted

as Stafford Yates

(1990) Law & Order

as Terrence Dwyer

(1985) Kane & Abel

as Lowell Kane

(1996) 3rd Rock from the Sun

as Dr. Breen

(2018) The Resident

as Bartholomew McGainn

(2009) The Middle

as Gene

(1992) Mad About You

as Lance Brockwell

(2015) Kittens in a Cage

as Judge Dodd

(1997) George & Leo

as ---

(1995) Caroline in the City

as Henry

(1995) The Drew Carey Show

as Dr. Hershlag

(1997) Working

as Alan Norman

(1987) Leg Work

as ---