You are watching Knock Knock the movie produced in United States of America belongs with duration 92 Min in Category Horror,. broadcast at streamingjoy.com , by [ Ariola Productions. Inc. ] Knock Knock is a horror film that combines fear with revenge, hate with justice and responsibility with sacrifice. The bible says an "Eye for an Eye." Rico was just a big fun loving son of a hard working neighborhood business man. The problem is his dad is an undertaker. Some popular high school Students thought he was weird because of it. Rico kept to himself....