If you like movies of director Eli Roth and such genres like thriller,horrors then you should watch Knock Knock in the cinema or buy DVD! If the premiere of this movie has already taken place and you have watched it please rate the film and leave your review to help other users. Here you will find latest Knock Knock photos and posters of the actors like Keanu Reeves, Lorenza Izzo, Ana de Armas, Aaron Barnes, Ignacia Allamand, Dan Baily, Megan Baily, Colleen Camp, Antonio Quercia behind the scenes. Nice bonus is the ability to download these high quality images as Knock Knock desktop wallpapers. Free foto gallery for PC and mobile Android, iPhone and iPad is regularly updated with new backgrounds in HD quality and high resolution: 1080p, 1280x1024, 1920x1080 and other widescreen resolutions!