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
The Young Indiana Jones Chronicles of creating the series. Lucas wrote an extensive time-line detailing the life of Indiana Jones, assembling the elements for about 70 episodes, starting in 1905 and leading all the way up to the feature films. Each outline included the place, date and the historical persons Indy would meet in that episode, and would then be turned over to one of the series writers. When the series came to an end about 31 of the 70 stories had been filmed. Had the series been renewed for a third season, Young Indy would have been introduced to younger versions of characters from