Wealthy American financier secretly funding the Nazi Grail quest.
They jointly support the Nazi Grail expedition.
Elsa reveals herself and Donovan to be Nazi collaborators during the castle escape.
Donovan recruits Indiana for the central recovery mission.
Walter Donovan, described as Henry's financial backer, tasks Indiana with finding both his father and the Grail.
Explore the full interactive character relationship map of Indiana Jones and the Last Crusade
Related entry on Wikidata (Q113080543), public domain (CC0).