Lorenzo's Oil

Lorenzo Odone, a Virginia 5-year-old, develops a degenerative nerve disease so rare that nobody is working on a cure, so his parents decide to immerse themselves in research and tackle the problem themselves.

Lorenzo's Oil is a 1993 drama biography movie directed by George Miller, starring Kathleen Wilhoite, Nick Nolte, Peter Ustinov. It holds an IMDb rating of 7.3/10 from 25,520 votes and runs 2h 9m.