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