Watch Luminous Motion 2000 subtitles. Director by Bette Gordon, Starring Eric Lloyd, Deborah Kara Unger, Terry Kinney,
A mom and her 10-year-old son motor around the country as she makes ends meet by turning tricks until her car breaks down. She then temporarily takes up with a hardware store owner until she gets her own place. Then the kid's father shows up to try to take the two over.