In 1981, Steven Spielberg and George Lucas teamed up to create 'Raiders of the Lost Ark.' They wanted to capture the feel of 1930s action serials but with modern production values. The film was a massive hit ($389 million) and was famous for its commitment to practical stunts—like Harrison Ford actually being dragged behind a moving truck. Its success turned Indiana Jones into a global icon and proved that a 'pulp' adventure could be treated with the same cinematic respect as a high-prestige drama. It remains the gold standard for action-adventure filmmaking.