Every single film adapted from a Stephen King novel.
Stand by Me
The Shawshank Redemption
The Green Mile
Adaptations of King's work are notoriously patchy, mainly because I think his complex and sprawling narrative and/or characterisation is often times hard to translate to the big screen, but there are plenty of examples of it being done very successful. Carrie and The Shawshank Redemtion in particular are rightly regarded as having terrifically rewarding endings....