In 1973, George Lucas completed the script "". During the creation, Lucas spent several weeks discussing the idea with Philip Kaufman, which triggered the whole Thestory was proposed by the latter.
In 1976, Philip Kaufman shelved the film for directing "Outlaw My Wells". In 1977, Lucas met Steven Spielberg on Maui. Spielberg, who had just completed "The Third Contact", expressed his interest in directing 007 movies, so Lucas told him In the idea of "The Adventures of Indiana Smith", Spielberg believed that Smith's surname was not suitable for the protagonist of the story, so Lucas used his Alaskan malamute as inspiration to change the character's name to Indiana Jones.
The following year, Lucas began to focus on preparations for "Indiana Jones" and "The Empire Strikes Back". During this period, Lawrence Kasdan and Frank Marshall joined in successively as screenwriters and producers, respectively. Based on this, Kasdan completed the first draft of the script in 6 months. The cartoonist Jimonce drew a preview of the film, which greatly influenced Spielberg's decision on the style of the picture and the role of Jones.
In September 1979, "Star Wars Episode V: The Empire Strikes Back" entered post-production, and Lucas finally reached an agreement with Paramount Pictures to shoot "Indiana Jones". In April 1980, Kasdan completed the fifth draft of the script. In order to reduce the cost of shooting, Lucas prepared to shoot at Elstree Studios. This film was the movie that Spielberg used the most plot series at the time. All the boards were completed by 4 artists, which further reduced the filming expenses.
