Dark Night of the Pumpkinman (2011)

A traumatized middle-aged man (Jim Trumbull) gets reacquainted from an obscure figure from the past while discovering missing clues from his sister's bizarre disappearance 17 years prior. As the sun goes down on Halloween, Jim suspects to be visited by the unknown killer in his paranoid maniacal funhouse. That was the longest night of Jim's life and unexpectedly the last.