Harry J. Lennix

Harold Joseph Lennix III (born November 16, 1964) is an American actor noted for extensive work on screen and stage.

Lennix made his film debut in The Package (1989), before taking roles in The Five Heartbeats (1991), Love & Basketball (2000), and Ray (2004). He has collaborated with director Spike Lee acting in three of his films Clockers (1995), Get on the Bus (1996), and Chi-Raq (2016). Lennix also portrayed Commander Lock in The Matrix Reloaded and The Matrix Revolutions (both 2003) and played Calvin Swanwick / Martian Manhunter in the DC Extended Universe films Man of Steel (2013), Batman v Superman: Dawn of Justice (2016), and Zack Snyder's Justice League (2021).

On television, he played Boyd Langton in the Fox science-fiction series Dollhouse (2009–2010) and Harold Cooper in the NBC drama The Blacklist (2013–2023). He took recurring roles in shows such as Billions (2016–2023), Insecure (2018–2021). On stage, he acted in the Branden Jacobs-Jenkins play Purpose (2025) for which he was nominated for the Tony Award for Best Actor in a Play.