The Exorcist II The Heretic - Regan Accidentally Cures One Of Dr Tuskin's Patients (CLIP)

Regan (Linda Blair) accidentally cures Sandra (Dana Plato) of autism. Sandra's mother is happy to see she can talk, the pair leave happy. When Dr. Tuskin asks Regan what she said to Sandra, Regan tells her she was speaking on the inside and she got her to speak on the outside, Dr. Tuskin tells Regan she can't mess with her patients heads, Regan asks if she can help some other patients and Dr. Tuskin tells her not until she's older, Sharon comes to pick Regan up and tells Dr. Tuskin not to tell Sharon anything or she'll call her mother, worrying her.