
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.

The Matrix Reloaded
2003 · as Commander Lock

Batman v Superman: Dawn of Justice
2016 · as Swanwick

Man of Steel
2013 · as General Swanwick

Zack Snyder's Justice League
2021 · as General Calvin Swanwick / Martian Manhunter

The Matrix Revolutions
2003 · as Commander Lock

Stomp the Yard
2007 · as Nate

State of Play
2009 · as Det. Donald Bell

Ray
2004 · as Joe Adams

Collateral Damage
2002 · as FBI Agent Dray

Titus
1999 · as Aaron

Justice League: Throne of Atlantis
2015 · as Black Manta (voice)

Across the Universe
2007 · as Army Sergeant

The Human Stain
2003 · as Mr. Silk

Suspect Zero
2004 · as Rich Charleton

The Package
1989 · as Johnny's Field Soldier

Love & Basketball
2000 · as Nathan Wright

Batman v. Superman: Dawn of Justice - Ultimate Edition
2016 · as Swanwick

Guarding Tess
1994 · as Kenny Young