38. Ashleigh Aston Moore (Age 26)

Ashleigh Aston Moore (born Ashley MacMillan) shone as the young lead in Now and Then (1995) alongside Christina Ricci and in The War with Kevin Costner. She was a promising child actress of the 1990s.
Ashleigh passed away at 26 from complications related to pneumonia. Her warm performances in family films continue to be loved by audiences who grew up watching her.