Indiana Jones Chronicles" explains how Indiana becomes solitary and less idealistic following his service in World War I. In "Indiana Jones and the Kingdom of the Crystal Skull", Jones is older and wiser, whereas his sidekicks Mutt and Mac are youthfully arrogant and greedy, respectively. Indiana Jones is modeled after the strong-jawed heroes of the matinée serials and pulp magazines that George Lucas and Steven Spielberg enjoyed in their childhoods (such as the Republic Pictures serials, and the Doc Savage series). Sir H. Rider Haggard's safari guide/big game hunter Allan Quatermain of "King Solomon's Mines", who dates back to 1885, is a
Indiana Jones think of a good plot element to drive the next installment. The 2008 film, "Indiana Jones and the Kingdom of the Crystal Skull", is the latest film in the series. Set in 1957, 19 years after the third film, it pits an older, wiser Indiana Jones against Soviet agents bent on harnessing the power of an extraterrestrial device discovered in South America. Jones is aided in his adventure by his former lover, Marion Ravenwood (Karen Allen), and her son—a young greaser named Henry "Mutt" Williams (Shia LaBeouf), later revealed to be Jones' unknown child. There were rumors that Harrison Ford