Original: Raiders of the Lost Ark (also known as Indiana Jones and the Raiders of the Lost Ark) is a  action-adventure film directed by Steven Spielberg, produced by George Lucas, and starring Harrison Ford.
Simplified: Raiders of the Lost Ark, also known as Indiana Jones and the Raiders of the Lost Ark, is an adventure film that came out in 1981 from Paramount Pictures. The film was directed by Steven Spielberg, and produced by George Lucas.