Marlon Brando, Jr. (April 3, 1924 – July 1, 2004) was an American actor, film director and activist. He is credited with bringing realism to film acting, and is considered one of the greatest and most influential actors of all time. He helped to popularize the Stanislavski system of acting, studying with Stella Adler in the 1940s. Brando is most famous for his Academy Award-winning performances as Terry Malloy in On the Waterfront (1954) and Vito Corleone in The Godfather (1972), as well as performances in A Streetcar Named Desire (1951), Viva Zapata! (1952), Julius Caesar (1953), The Wild One (1953), Reflections in a Golden Eye (1967), Last Tango in Paris (1972), and Apocalypse Now (1979). Brando was also an activist for many causes, notably the African-American Civil Rights Movement and various Native American movements.