Robert Duvall Truly HATED This Co-star, You Won't Believe Who

He called him "an actor's enemy" and said his movies were "terrible." Robert Duvall's hatred for this Hollywood giant was so deep he turned down MILLIONS just to avoid him. Their bitter feud got so bad that even John Wayne had to step in and break it up. When asked about working with him again, Duvall's response was brutal: "Never. I don't care if I never do." The shocking identity of Duvall's most-hated co-star will leave you speechless.