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The chronicles of teacher Ralph Hinkley's adventures after a group of aliens gives him a red suit that gives him superhuman abilities. Unfortunately, Ralph, who hates wearing the suit, immediately loses its instruction booklet, and thus has to learn how to use its powers by trial and error, often with comical results.
The Greatest American Hero - watch online: stream, buy or rent
Currently you are able to watch "The Greatest American Hero" streaming on Amazon Prime Video.