Peter Clarke (born April 7, 1952), known professionally as Clarke Peters, is an American actor, singer, writer and director, best known for his roles as detective Lester Freamon and Albert "Big Chief" Lambreaux on the David Simon HBO dramas The Wire and Treme, respectively. More recently, Peters has portrayed Alonzo Quinn on the CBS crime drama Person of Interest and Isaiah Page on The Divide.Peters was born Peter Clarke, the second of four sons, in New York City, and grew up in Englewood, New Jersey. At the age of 12, he had his first theater experience, in a school production of My Fair Lady. He began to have serious ambitions to work in the theater at the age of 14. He graduated from Dwight Morrow High School in 1970.Shortly before he left the United States, Peters was arrested for obstructing police lines after an anti-Vietnam war demonstration but was cleared. He later said of this experience: "It made me more angry than anything else, because what I experienced was how impotent you could be as an American citizen.

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