John Soursby Glover Jr. (born August 7, 1944) is an American actor, perhaps best known for a range of villainous roles in films and television, including Lionel Luthor on the Superman-inspired television series Smallville.

KNOWN FOR

The Blacklist
2014
Law & Order: Criminal Intent
2006
Smallville
2001
Frasier
1993
The Good Wife
2011
Lucifer
2021
Heroes
2009
Chicago Hope
1998
Star Trek: Deep Space Nine
1993
Medium
2011
Murder, She Wrote
1986
Numb3rs
2006

FILMOGRAPHY

All
Movies
TV
Acting
133
2026
Woodstockers
as Jupiter
2025
The Home
as Lou
2025
The Motorcycle Man
as Pat
2025
A Natural Selection
as Donald Spar
2025
Gremlins: Secrets of the Mogwai
as Rodney (voice)
2023
And Just Like That…
as Elliot
2022
Fatal Influence: Like. Follow. Survive.
as The Grand Zel
2022
Fear the Walking Dead: Dead in the Water
as Teddy Maddox
2021
Fear the Walking Dead
as Teddy Maddox
2021
Lucifer
as Peter Peterson
2019
Shazam!
as Mr. Sivana
2019
Tales of the City
as Bill Schwartz
2019
Evil
as Byron Duke
2019
The Good Fight
as Jared Andrews
2018
Every Act of Life
as Self
2017
The Lost Wife of Robert Durst
as Seymour Durst
2016
We Go On
as Dr. Ellison
2015
Reality
as Zog
2015
You Bury Your Own
as Detective Gillespie
2015
Marvel's Agent Carter
as SSR Informant
2014
The Blacklist
as Dr. Bruce Sanders
2014
Perception
as The Devil
2013
Sanitarium
as Gustav
2013
Sweet Talk
as Professor / Count
2011
Medium
as Carson Churchill
2011
The Good Wife
as Jared Andrews
2009
Brothers and Sisters
as Henry Mittner
2009
Heroes
as Samson Gray
2006
Numb3rs
as Simon Kraft
2006
Law & Order: Criminal Intent
as Declan Gage
2005
The Civilization of Maxwell Bright
as Ogden
2004
Tricks
as Ralph
2002
Smallville
as Lionel Luthor
2002
Arli$$
as Bobby Salmon
2001
On Edge
as Yuri Moskvin
2001
Smallville
as Lionel Luthor
2000
Get Real
as Fate
1999
Payback
as Phil
1999
Haunted History
1999
Snoops
as Gary Hyndman
1998
The Tempest
as Anthony Prosper
1998
Dead Broke
as Sam
1998
Pinky and the Brain
1998
Superman: The Animated Series
as The Riddler (voice)
1998
The New Batman Adventures
as The Riddler (voice)
1998
Homicide: Life on the Street
as Nelson Broyles
1998
Chicago Hope
as Max Demming
1998
Brimstone
as The Devil
1997
Batman & Robin
as Dr. Jason Woodrue
1997
Love! Valour! Compassion!
as John & James Jeckyll
1997
Dead by Midnight
as Dr. Armand Drake / Ben Hamill
1997
Medusa's Child
as Rogers Henry
1997
The Broken Giant
as Bennett Hale
1997
Caroline in the City
as Hilton Traynor
1996
Remember WENN
as Adrian Carr
1995
Automatic
as Goddard Marx
1995
Night of the Running Man
as Derek Mills
1995
In the Mouth of Madness
as Saperstein
1994
Assault at West Point: The Court-Martial of Johnson Whittaker
as Maj. Asa Bird Gardiner
1994
Schemes
as Victor Kraft
1994
Dinosaurs
as Babysitter (voice)
1993
Ed and His Dead Mother
as A.J. Pattle
1993
The Legend of Prince Valiant
1993
Frasier
as Ned Miller
1993
South Beach
as Roberts
1993
Star Trek: Deep Space Nine
as Verad
1993
Animaniacs
as Rasputin (voice)
1993
The Hidden Room
as John Burke
1992
Majority Rule
as Bradley Mackin
1992
Drug Wars: The Cocaine Cartel
as Loco Garrison
1992
Grass Roots
as Harold Perkerson / Jason Ross
1992
The Ray Bradbury Theater
1992
Batman: The Animated Series
as The Riddler (voice)
1992
Drug Wars: The Cocaine Cartel
as Loco Garrison
1992
Dinosaurs
as Lucius (voice)
1992
Dinosaurs
as Prosecutor (voice)
1991
Dead on the Money
as Russell Blake
1991
What Ever Happened to Baby Jane?
as Billy Korn
1991
Tales from the Crypt
as Undertaker
1990
Gremlins 2: The New Batch
as Daniel Clamp
1990
RoboCop 2
as Magnavolt Salesman
1990
El Diablo
as The Preacher
1990
An Enemy of the People
as Dr. Thomas Stockman
1990
Home
as Eric Hochmann
1990
L.A. Law
as Dr. Paul Kohler
1990
American Dreamer
1990
American Playhouse
as Dr. Thomas Stockman
1989
Meet the Hollowheads
as Henry Hollowhead
1989
Traveling Man
as Chick Beeler
1989
Breaking Point
as Dr. Gerber
1989
The Hitchhiker
as Miles Duchet
1989
Twist of Fate
as Max Brodsky
1988
The Chocolate War
as Brother Leon
1988
Scrooged
as Bryce Cummings
1988
David
as Charles Rothenberg
1988
Rocket Gibraltar
as Rolo Rockwell
1988
Moving Target
as Dobbins
1988
Masquerade
as Tony Gateworth
1988
Hot Paint
as Algernon
1988
The Days and Nights of Molly Dodd
as Mike Sayles
1987
Paul Reiser: Out on a Whim
1987
Miami Vice
as Steve Duddy
1987
Murder, She Wrote
as Andrew Durbin
1987
Nutcracker: Money, Madness & Murder
as Richard Behrens
1986
Willy/Milly
as Fred Niceman
1986
52 Pick-Up
as Alan Raimy
1986
Apology
as Philip
1986
Murder, She Wrote
as Franz Mueller
1986
The Twilight Zone
as Alien Ambassador (segment "A Small Talent for War")
1986
American Playhouse
as Ross Hailey
1985
A Killing Affair
as Sheb Sheppard
1985
White Nights
as Wynn Scott
1985
Don't Touch
as Mr. Stewart
1985
An Early Frost
as Victor DiMato
1985
Lime Street
1985
ABC Afterschool Special
as Mr. Stewart
1984
The Evil That Men Do
as Paul Briggs, U.S. Embassy
1984
A Flash of Green
as Ross Halley
1984
Ernie Kovacs: Between the Laughter
as Pierre Lafitte
1983
The Face of Rage
1983
Rage of Angels
as Scanlon / Jackson
1982
A Little Sex
as Walter
1981
The Incredible Shrinking Woman
as Tom Keller
1980
The American Success Company
as Ernst
1980
Melvin and Howard
as 2nd Attorney (Freese)
1980
The Mountain Men
as Nathan Wyeth
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
1975
Kojak
as Billy Jo
1973
Shamus
as Johnnie Brosten