 Episode 4 of 10-part controversial series profiling the "hundred greatest movies" chosen by the American Film Institute in 1998. Companion piece to three-hour CBS special, this series organizes the hundred films into themes and provides thoughtful analysis. Episode 4 is entitled "In Search Of" and looks at ten "quest" films including "The Searchers," "Bridge on the River Kwai," "The Gold Rush," "Vertigo," "Raiders of the Lost Ark" and "Forrest Gump."