John Wayne was famous for his tough guy image on and off screen, mostly being known for playing cowboys and military men.

By the early 1960s, Duke was in his fifties, struggling with health problems yet continuing to insist on not only doing his own stunts but also playing characters – including historical figures – he was now much older than.

This was especially the case when he was cast in the 1962 D-Day epic The Longest Day, which featured an incredible all-star cast including Henry…