Plot
A bachelor becomes the unwilling guardian of his autistic, intellectually disabled sister; then an experimental treatment works a dramatic change in her brain and his attitude.
Where to watch Molly?
Molly is a comedy movie featuring Elisabeth Shue.
Molly is currently streaming for free (ad-supported) on Tubi TV and it's also available on Amazon Prime Video.
It is also possible to buy Molly on Vudu.