Robert Vaughn, an actor with a long and varied career best known for '60s spy series The Man from U.N.C.L.E., has died. Deadline reports that Vaughn died on Friday after a brief battle with leukemia. He was 83.

Vaughn played suave spy Napoleon Solo, a sort of American James Bond, on NBC's The Man From U.N.C.L.E. from 1964 to 1968. The series ran for four seasons and spawned a spin-off, The Girl from U.N.C.L.E., and a 1983 TV movie Return of the Man from U.N.C.L.E.

Robert Vaughn, <em>Law & Order: SVU</em>Robert Vaughn, Law & Order: SVU

He won an Emmy for Outstanding Supporting Actor in 1978 for the miniseries Washington: Behind Closed Doors. Other memorable TV roles include General Hunt Stockwell, the antagonist of the fifth season of The A-Team, and an angry audience member on Late Night With Conan O'Brien with the catchphrase "you people make me sick."

His movie career began in 1956 as an extra in The Ten Commandments; by 1959 he was an Oscar nominee for his role in The Young Philadelphians. He also appeared in Bullitt, Superman III and Pootie Tang, among many other films.

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Vaughn was born Nov. 22, 1932 in New York City and grew up primarily in Minneapolis. A lifelong Democrat, he was an early opponent of the Vietnam War and was active in Hollywood antiwar activism. During his career, he continued his education, and he earned a Ph.D. in communications from USC in 1970.

He is survived by his wife Linda, whom he married in 1974, his son Cassidy and his daughter Caitlin, all of whom were with him when he passed.