Michael Rosenbaum (born July 11, 1972) is an American actor and director. He is best known for portraying Lex Luthor on Smallville and Flash in the DC animated universe.
Known For
Superman
(voice)
2025
Kevin Conroy: I Am the Knight
Self
2023
The Flash: Saga of the Scarlet Speedster
Self
2023
Guardians of the Galaxy Vol. 3
Martinex
2023
DC Fandome 2021
2021
Batman: Death in the Family
Seth (voice)
2020
The Neighbor
Scott
2020
DC Showcase: The Phantom Stranger
Seth (voice)
2020
Chris Farley: Anything for a Laugh
2019
Urban Legacy: The Story Behind Urban Legend
Self
2018
Inside of you with Michael Rosenbaum
(1 episode)
2018
Guardians of the Galaxy Vol. 2
Martinex
2017
Hunted
Narrator · (7 episodes)
2017
Impastor
Buddy Dobbs · (20 episodes)
2015
Nightwing and Robin
Jonathan Crane / Scarecrow (voice)
2015
Justice League: Throne of Atlantis
Drift Leader (voice)
2015
Back in the Day
Jim Owens
2014
Hit & Run
Gil Rathbinn
2012
Justice League: Doom
Flash (voice)
2012
Catch.44
Brandon
2011
Cost of Living
Doomed Alpha Team Member (voice)
2011
Two-Legged Rat Bastards
Young Eddie
2011
Ghild
Brauly Gullivan
2011
Breaking In
Dutch · (7 episodes)
2011
Fudgy Wudgy Fudge Face
Carly Carl
2010
Father of Invention
Eddie
2010
Batman: The Brave and the Bold
Deadman / Triad Boss (voice) · (1 episode)
2008
James Gunn's PG Porn
Charlie Brown · (2 episodes)
2008
Dragonlance: Dragons of Autumn Twilight
Tanthalas 'Tanis' Half-Elven (voice)
2008
Kickin' It Old Skool
Kip
2007
It's Always Sunny in Philadelphia
Colin · (1 episode)
2005
Cursed
Kyle (uncredited)
2005
Racing Stripes
Ruffshodd (voice)
2005
The Tony Danza Show
Self · (2 episodes)
2004
Justice League Unlimited
Ghoul (voice) · (1 episode)
2004
Justice League Unlimited
Deadshot (voice) · (1 episode)
2004
Justice League Unlimited
The Flash (voice) · (9 episodes)
2004
Justice League: Starcrossed - The Movie
Flash (voice)
2004
Justice League: Paradise Lost
The Flash / Wally West (voice)
2003
Teen Titans
Kid Flash (voice) · (2 episodes)
2003
Bringing Down the House
Todd Gendler
2003
Justice League: The Savage Time
Flash
2002
Poolhall Junkies
Danny
2002
Smallville
Lex Luthor
2002
Players
(1 episode)
2002
Sorority Boys
Adam / Adina
2002
Justice League: Secret Origins
Flash (voice)
2001
Justice League
The Flash (voice) · (50 episodes)
2001
Smallville
Lex Luthor · (153 episodes)
2001
Eyeball Eddie
Skelley
2001
Sweet November
Brandon / Brandy
2001
The Zeta Project
Agent West (voice) · (26 episodes)
2001
Rave Macbeth
Marcus
2001
Batman Beyond: Return of the Joker
Ghoul (voice)
2000
Justice League: The First Mission
Flash
2000
Static Shock
Flash (voice) · (2 episodes)
2000
Static Shock
Trapper / Speedtrap (voice) · (1 episode)
2000
Static Shock
Trapper (voice) · (2 episodes)
2000
Jackie Chan Adventures
Drago (voice) · (11 episodes)
2000
The Late Late Show with Craig Kilborn
Self · (2 episodes)
1999
Zoe, Duncan, Jack and Jane
Jack Cooper · (26 episodes)
1999
Batman Beyond
Carter Wilson / Terminal (voice) · (1 episode)
1999
Batman Beyond
Carl (voice) · (1 episode)
1999
Batman Beyond
Agent West (voice) · (1 episode)
1999
Batman Beyond
Ollie (voice) · (2 episodes)
1999
Urban Legend
Parker Riley
1998
The Wild Thornberrys
Tom Ravenhearst (voice) · (1 episode)
1998
Midnight in the Garden of Good and Evil
George Tucker
1997
The Tom Show
Jonathan Summers · (38 episodes)
1997
1999
Brick
1997
The Devil & The Angel
The Devil
1997
Late Night with Conan O'Brien
Self - Guest · (1 episode)
1993
ZDF-Mittagsmagazin
Self · (1 episode)
1989
Nachtcafé
Self · (1 episode)
1987