Indiana Jones and the Last Crusade and Sallah escape the temple and then ride off into the sunset. Lucas and Spielberg had intended to make a trilogy of "Indiana Jones" films since Lucas had first pitched "Raiders of the Lost Ark" to Spielberg in 1977. After the mixed critical and public reaction to "Indiana Jones and the Temple of Doom", Spielberg decided to complete the trilogy to fulfill his promise to Lucas and "to apologize for the second one". The pair had the intention of revitalizing the series by evoking the spirit and tone of "Raiders of the Lost Ark". Throughout the film's development and pre-production,
Indiana Jones and the Kingdom of the Crystal Skull of "Indiana Jones and the Last Crusade", Lucas let the series end as he felt he could not think of a good plot device to drive the next installment, and chose instead to produce "The Young Indiana Jones Chronicles" for TV, which explored the character in his early years. Harrison Ford played Indiana in one episode, narrating his adventures in 1920 Chicago. When Lucas shot Ford's role in December 1992, he realized the scene opened up the possibility of a film with an older Indiana set in the 1950s. The film could reflect a science fiction 1950s B-movie, with aliens