Early scenes are painful to watch. Charlie is abrasive, treating Raymond like a tool rather than a person, yelling when Raymond refuses to fly (he recites the crash statistics of every airline) or walk on a freeway. However, as the miles pass, Charlie begins to notice Raymond’s extraordinary gifts: the ability to instantly count 246 toothpicks spilled on the floor, memorize entire phone books, and count cards in blackjack.

Furious and curious, Charlie tracks the money to the Wallbrook psychiatric institution in Cincinnati. There, he discovers he has an older brother, Raymond (Dustin Hoffman), whom he never knew existed. Raymond is an autistic savant with strict daily rituals—watching Jeopardy! at a specific time, eating specific foods (fish sticks and syrup, pancakes on Tuesdays), and adhering to a rigid schedule.

Second, it is a profound exploration of autism. While modern audiences may note that Raymond’s savant abilities (rain-man syndrome) are rare—only 10% of autistic individuals have such skills—the film was revolutionary for 1988. Before Rain Man , the public largely associated autism with catatonic, nonverbal children locked in institutions. The film introduced the concepts of sensory sensitivity (Raymond’s aversion to physical touch and loud noises), the need for routine, and the capacity for emotion. It humanized neurodivergence on a mass scale.