Cast & creator
Harry Lennix
Best known for The Blacklist, House, 24
From Wikipedia, the free encyclopedia. Harold Joseph Lennix III (born November 16, 1964) is an American actor. He is known for his roles as Terrence "Dresser" Williams in the Robert Townsend film The Five Heartbeats (1991) and as Boyd Langton in the science-fiction series Dollhouse. Lennix co-starred as Harold Cooper, assistant director of the FBI Counterterrorism Division, on the NBC drama The Blacklist. Lennix also played J'onn J'onzz/Calvin Swanwick/Martian Manhunter in the DC Extended Universe films Man of Steel, Batman v Superman: Dawn of Justice, and Zack Snyder's Justice League. He was nominated for the 2025 Tony Award for Best Actor in a Play for his role in Purpose.
Also known as: Harry J. Lennix, Harry Joseph Lennix, Гарри Дж. Ленникс, ハリー・J・レニックス
83
film credits
25
television credits
107
1989–2024 · acting roles
6.2
average across scored titles
Signature credits
Known for
Across film & television
Filmography (108)
Showing 108 of 108 credits
The Blacklist
Harold Cooper
2013
House
John Henry Giles
2004
24
Walid Al-Rezani
2001
Diagnosis: Murder
Agent Ron Wagner
1993
ER
Greg Fischer
1994
The Practice
Asst. Attorney General Parker
1997
Billions
Frank Sacker
2016
The Bear
James Brooks
2022
Girlfriends
Earl
2000
Insecure
Marcus Walker
2016
Ally McBeal
Ballard
1997
Murder One
David Bronson
1995
Man of Steel
General Swanwick
2013
Dollhouse
Boyd Langton
2009
The Matrix Reloaded
Commander Lock
2003
Batman v Superman: Dawn of Justice
Swanwick
2016
Zack Snyder's Justice League
General Calvin Swanwick / Martian Manhunter
2021
Commander in Chief
Jim Gardner
2005
Law & Order: LA
Agent Bossy
2010
The Matrix Revolutions
Commander Lock
2003
The Parent 'Hood
1995
Legion of Super Heroes
Dr. Mar Londo (voice)
2006
Emily Owens, M.D.
Tim Dupre
2012
State of Play
Det. Donald Bell
2009
Collateral Damage
FBI Agent Dray
2002
Century City
Attorney Attwell
2004
The Blacklist: Redemption
Harold Cooper
2017
Vanishing Son
Andre Laine
1994Vanishing Son
André Laine
1994
Ray
Joe Adams
2004
The Human Stain
Mr. Silk
2003
Across the Universe
Army Sergeant
2007
Young Love
Russell Young (voice)
2023
Justice League: Throne of Atlantis
Black Manta (voice)
2015Second Time Around
Dr. Oakes
2004
Guarding Tess
Kenny Young
1994
Stomp the Yard
Nate
2007
Barbershop 2: Back in Business
Quentin Leroux
2004
The Package
Johnny's Field Soldier
1989
Resurrecting the Champ
Bob Satterfield Jr.
2007
Suspect Zero
Rich Charleton
2004
Titus
Aaron
1999
Love & Basketball
Nathan Wright
2000
Get on the Bus
Randall
1996
Clockers
Bill Walker
1995
Mo' Money
Tom Dilton
1992
The Five Heartbeats
Dresser
1991
Timeless
Johnson
2016
Since You've Been Gone
Jordan Cardozo
1998
Chi-Raq
Commissioner Blades
2015
That's Harassment
Politician
2018
Bob Roberts
Franklin Dockett
1992
Evidence
Ben
2013
Emperor
Frederick Douglas
2020
Chicago Cab
Pissed-Off Boyfriend
1998
They Die by Dawn
Sheriff Bass Reeves
2013
Nothing Is Impossible
Russell Banks
2022
Revival!
Pilate
2018Revival!
Writer
2018
Troubled Waters
Ron Waters
2020Conrad
Don Brewer
2018
A Christmas Together With You
Frank
2021
A Beautiful Soul
Jeff Freeze
2012The Fright Night Files
Ronald
2014
A Mother's Courage: The Mary Thomas Story
Nero
1989
Vanishing Son II
Andre Laine
1994
Back to School Mom
Lawrence Riley
2015
Friends 'Til the End
Prof. Gunderson
1997
Perry Mason: The Case of the Defiant Daughter
Prosecutor Keith Warner
1990
Too Close to Home
Prosecuting Attorney
1997
Pumpkin
Robert Meary (Poetry teacher)
2002
Nothing But the Truth
Det. Vernon Jones
1995
Notes in a Minor Key
Teddy
1994
Rehabilitation of the Hill
Davidson Livingston
2020The Price for Freedom
Thurgood Marshall
Eyes in the Trees
Dr. Murphy
Vanishing Son IV
Andre Laine
1994
Black Listed
Karl Bennett
2003
In the Best Interest of the Children
Tim Coffey
1992
Curse of the Macbeths
Banquo
2022
Comfortably Numb
Hamlin Day
1995
Romeo and Juliet in Harlem
Capulet
2017
Lazaretto
Sufyan
2020Women Like Us
Alternate Universe: A Rescue Mission
Principal Sheehan
2016
Home Invaders
2001
Winter Ball
Eddie
2022
The Algerian
Suleyman
2014
Keep the Faith, Baby
Adam Clayton Powell Jr.
2002
Needlestick
Ray LeGro
2017
Canal Street
DJ Terrence Palmer
2019
Marian Anderson: The Whole World in Her Hands
2022
Cruel Will
Dr. Frances
2013
Chrystal
Kalid
2004Godless
Bishop
H4
King Henry IV
2014
Hound Dogs
Skip
2011
The Last Fall
Ron Davis
2012
Isla Monstro
General Dregg (voice)
2024
Stand Down Soldier
Officer Freeman
2014
Victimless Crimes
Baker
1991
72 Hours
God
2015
Super Turnt
Mr. Denver
2022
Sunny and RayRay
Lenotti
2013
Cru
Diego Glass
2014
Don't Explain
Lee
2003Macbeth Unhinged
Banquo
2016
The Unspoken
Reverend Bob
1999