Indiana Jones and the Last Crusade was the focus of a "Young Indiana Jones" series of young adult novels that began in 1990; by the ninth novel, the series had become a tie-in to the television show. German author Wolfgang Hohlbein revisited the 1912 prologue in one of his novels, in which Indiana encounters the lead grave robber—whom Hohlbein christens Jake—in 1943. The film's ending begins the 1995 comic series "Indiana Jones and the Spear of Destiny", which moves forward to depict Indiana and his father searching for the Holy Lance in Ireland in 1945. Spielberg intended to have Connery cameo as Henry in "Kingdom of
Indiana Jones to various prior adventurers, aspects of Indiana Jones also directly influenced some subsequent characterizations: Indiana Jones Dr. Henry Walton "Indiana" Jones, Jr. is the title character and protagonist of the "Indiana Jones" franchise. George Lucas created the character in homage to the action heroes of 1930s film serials. The character first appeared in the 1981 film "Raiders of the Lost Ark", to be followed by "Indiana Jones and the Temple of Doom" in 1984, "Indiana Jones and the Last Crusade" in 1989, "The Young Indiana Jones Chronicles" from 1992 to 1996, and "Indiana Jones and the Kingdom of the Crystal