Knock Knock! A young lady is about to hang her new antique mirror to the wall when someone mysteriously leaves a box on her doorstep. As she gets ready to open it, knocks start to spread around in her apartment. Who is it? Or should we say what is it? Details Casts Videos Galleries Posters Title Knock Knock! Release Date 2015-11-14 Runtime 00 Hours 08 Minutes Genres Mystery Horror Production Companies Unknown Production Countries France Claire Morin... Rose... Knock Knock! - Award winning horror short (Featurette) Original Size (1920x1080) Original Size (1000x1500)