What mental illness does Joon have?

Although not specified during the film, Joon‟s mental illness can be inferred as schizophrenia, OCD, Asperger disorder and post-traumatic stress disorder, all of which can be assumed to have occurred after her parent‟s death.

Did Johnny Depp do his own stunts in Benny and Joon?

Johnny Depp did all of the stunts for the physical comedy sequence in the park himself. Sam tasting the paint was totally improvised by Johnny Depp.

Is Benny and Joon OK for kids?

Slapstick comedy-musical — not meant for kids.

What happens at the end of Benny and Joon?

Benny apologizes to Joon, persuades her to consider getting her own apartment, and tells her that Sam has come back for her. Joon tells the doctor that she would like to try living in her own apartment. The siblings reconcile and Sam and Joon are reunited.