“I Vitelloni,” Federico Fellini’s 1953 film about a group of young men on the brink of adulthood drifting about in a small Italian village, to George Lucas before he made “American Graffiti.”

It was a measure of Mr. Luddy’s influence, The Times noted in 1984, that he showed “The Italian,” a 1915 film that is considered a model for the immigrant-gangster epic, to Mr. Coppola before he made “The Godfather,”