Credits

• 2026 · Woodstockers as Jupiter
• 2025 · A Natural Selection as Donald Spar
• 2025 · The Home as Lou
• 2025 · The Motorcycle Man as Pat
• 2023 · Gremlins: Secrets of the Mogwai as Rodney (voice)
• 2022 · Fatal Influence: Like. Follow. Survive. as The Grand Zel
• 2022 · Fear the Walking Dead: Dead in the Water as Teddy Maddox
• 2021 · And Just Like That… as Elliot
• 2019 · Evil as Byron Duke
• 2019 · Tales of the City as Bill Schwartz
• 2019 · Shazam! as Mr. Sivana
• 2018 · Every Act of Life as Self
• 2017 · The Lost Wife of Robert Durst as Seymour Durst
• 2017 · The Good Fight as Jared Andrews
• 2016 · We Go On as Dr. Ellison
• 2016 · Lucifer as Peter Peterson
• 2015 · You Bury Your Own as Detective Gillespie
• 2015 · Fear the Walking Dead as Teddy Maddox
• 2015 · Reality as Zog
• 2015 · Marvel's Agent Carter as SSR Informant
• 2013 · The Blacklist as Dr. Bruce Sanders
• 2013 · Sweet Talk as Professor / Count
• 2013 · Sanitarium as Gustav
• 2012 · Perception as The Devil
• 2009 · The Good Wife as Jared Andrews
• 2006 · Heroes as Samson Gray
• 2006 · Brothers and Sisters as Henry Mittner
• 2005 · The Civilization of Maxwell Bright as Ogden
• 2005 · Numb3rs as Simon Kraft
• 2005 · Medium as Carson Churchill
• 2004 · Tricks as Ralph
• 2002 · Smallville as Lionel Luthor
• 2001 · Smallville as Lionel Luthor
• 2001 · Law & Order: Criminal Intent as Declan Gage
• 2001 · On Edge as Yuri Moskvin
• 1999 · Snoops as Gary Hyndman
• 1999 · Get Real as Fate
• 1999 · Payback as Phil
• 1998 · The Tempest as Anthony Prosper
• 1998 · Haunted History as
• 1998 · Brimstone as The Devil
• 1998 · Dead Broke as Sam
• 1997 · Dead by Midnight as Dr. Armand Drake / Ben Hamill
• 1997 · Medusa's Child as Rogers Henry
• 1997 · The New Batman Adventures as The Riddler (voice)
• 1997 · The Broken Giant as Bennett Hale
• 1997 · Batman & Robin as Dr. Jason Woodrue
• 1997 · Love! Valour! Compassion! as John & James Jeckyll
• 1996 · Superman: The Animated Series as The Riddler (voice)
• 1996 · Arli$$ as Bobby Salmon
• 1996 · Remember WENN as Adrian Carr
• 1995 · Caroline in the City as Hilton Traynor
• 1995 · Pinky and the Brain as
• 1995 · Automatic as Goddard Marx
• 1995 · In the Mouth of Madness as Saperstein
• 1995 · Night of the Running Man as Derek Mills
• 1994 · Chicago Hope as Max Demming
• 1994 · Schemes as Victor Kraft
• 1994 · Assault at West Point: The Court-Martial of Johnson Whittaker as Maj. Asa Bird Gardiner
• 1993 · Frasier as Ned Miller
• 1993 · Animaniacs as Rasputin (voice)
• 1993 · South Beach as Roberts
• 1993 · Ed and His Dead Mother as A.J. Pattle
• 1993 · Homicide: Life on the Street as Nelson Broyles
• 1993 · Star Trek: Deep Space Nine as Verad
• 1992 · Majority Rule as Bradley Mackin
• 1992 · Batman: The Animated Series as The Riddler (voice)
• 1992 · Grass Roots as Harold Perkerson / Jason Ross
• 1992 · Drug Wars: The Cocaine Cartel as Loco Garrison
• 1992 · Drug Wars: The Cocaine Cartel as Loco Garrison
• 1991 · The Legend of Prince Valiant as
• 1991 · The Hidden Room as John Burke
• 1991 · Dead on the Money as Russell Blake
• 1991 · Dinosaurs as Lucius (voice)
• 1991 · Dinosaurs as Prosecutor (voice)
• 1991 · Dinosaurs as Babysitter (voice)
• 1991 · What Ever Happened to Baby Jane? as Billy Korn
• 1990 · American Dreamer as
• 1990 · El Diablo as The Preacher
• 1990 · RoboCop 2 as Magnavolt Salesman
• 1990 · Gremlins 2: The New Batch as Daniel Clamp
• 1990 · Home as Eric Hochmann
• 1990 · An Enemy of the People as Dr. Thomas Stockman
• 1989 · Meet the Hollowheads as Henry Hollowhead
• 1989 · Breaking Point as Dr. Gerber
• 1989 · Traveling Man as Chick Beeler
• 1989 · Tales from the Crypt as Undertaker
• 1989 · Twist of Fate as Max Brodsky
• 1988 · Scrooged as Bryce Cummings
• 1988 · The Chocolate War as Brother Leon
• 1988 · David as Charles Rothenberg
• 1988 · Rocket Gibraltar as Rolo Rockwell
• 1988 · Hot Paint as Algernon
• 1988 · Masquerade as Tony Gateworth
• 1988 · Moving Target as Dobbins
• 1987 · Paul Reiser: Out on a Whim as
• 1987 · The Days and Nights of Molly Dodd as Mike Sayles
• 1987 · Nutcracker: Money, Madness & Murder as Richard Behrens
• 1986 · Willy/Milly as Fred Niceman
• 1986 · 52 Pick-Up as Alan Raimy
• 1986 · L.A. Law as Dr. Paul Kohler
• 1986 · Apology as Philip
• 1985 · White Nights as Wynn Scott
• 1985 · Don't Touch as Mr. Stewart
• 1985 · A Killing Affair as Sheb Sheppard
• 1985 · The Twilight Zone as Alien Ambassador (segment "A Small Talent for War")
• 1985 · Lime Street as
• 1985 · The Ray Bradbury Theater as
• 1985 · An Early Frost as Victor DiMato
• 1984 · A Flash of Green as Ross Halley
• 1984 · Murder, She Wrote as Franz Mueller
• 1984 · Murder, She Wrote as Andrew Durbin
• 1984 · Miami Vice as Steve Duddy
• 1984 · Ernie Kovacs: Between the Laughter as Pierre Lafitte
• 1984 · The Evil That Men Do as Paul Briggs, U.S. Embassy
• 1983 · The Hitchhiker as Miles Duchet
• 1983 · The Face of Rage as
• 1983 · Rage of Angels as Scanlon / Jackson
• 1982 · A Little Sex as Walter
• 1981 · The Incredible Shrinking Woman as Tom Keller
• 1980 · Melvin and Howard as 2nd Attorney (Freese)
• 1980 · The Mountain Men as Nathan Wyeth
• 1980 · The American Success Company as Ernst
• 1979 · Last Embrace as Richard Peabody
• 1978 · Somebody Killed Her Husband as Herbert Little
• 1977 · Julia as Sammy
• 1977 · Annie Hall as Actor Boy Friend
• 1977 · The Andros Targets as Wiggs
• 1973 · Kojak as Billy Jo
• 1973 · Shamus as Johnnie Brosten
• 1972 · ABC Afterschool Special as Mr. Stewart