"Coming Home had been made before and Apocalypse Now and Deer Hunter, different kinds of movies"

This quote by Oliver Stone is referring to the idea that there have been many movies made about the Vietnam War prior to his own film, "Coming Home". He is comparing his film to other movies such as "Apocalypse Now" and "Deer Hunter", which are all various types of motion pictures. Stone is suggesting that although these films have similar styles, they are all distinct in their own method. He is emphasizing the significance of developing a movie that stands out from the rest and is not simply a rehash of the exact same story. Stone is likewise highlighting the truth that the Vietnam War has been a popular topic for filmmakers, which there is still space for new and innovative stories to be informed. By comparing his film to other films, Stone is showing that he understands the competitors and is confident that his film will be able to stand apart.