Docudrama in which two preschool sisters are afflicted with a rare disease that makes exposure to sunlight potentially fatal. Jim: Peter Horton. Kim: Tracy Pollan. Milos: Bill Smitrovich. Dr. Burnham: Roy Dotrice. Jaime: Lindsey Haun. Sherry: Annalise Ashdown. Bobby: Sam Horrigan. Michael Switzer directed.