premise: J. D.'s Revenge is a blaxploitation horror film released in 1976. It starred Glynn Turman and Lou Gossett. The main character becomes an unwilling host for the restless spirit of J.D. Walker, a hustler killed 30 years earlier when he was wrongfully accused of killing his sister.
hypothesis: Glynn Turman had 30 years when he become the main character
reason: we don't know the age they had when do the rol