Harold Cooper is a fictional character from the television series The Blacklist. He serves as the Assistant Director of the FBI's Counterterrorism Division and is known for his strong leadership and strategic thinking. Cooper plays a crucial role in managing the complex cases that arise throughout the series, often collaborating with other key characters. Cooper is portrayed by actor Harry Lennix. His character is characterized by a deep sense of duty and moral integrity, often facing difficult decisions that test his principles. Throughout the series, he navigates the challenges of working with the enigmatic criminal Raymond Reddington.