Introduction to the Enemy is a documentary movie about Vietnam, filmed and directed by Haskell Wexler. Shot in the spring of 1974 and released before the end of the year, the film examines the human costs of the Vietnam War. The camera follows American actress Jane Fonda and her husband Tom Hayden, already known in their home country for antiwar activism, as they make inquiries regarding the war's effects and legacy among Vietnamese people from all walks of life.