Knock Knock DVD (2015) Keanu Reeves, Roth (DIR) cert 18 Title: Knock Knock Leading Actor: Keanu Reeves Region: Region 2 Duration: 99 mins Format: DVD / Normal Type: DVD No. of Discs: 1 disc(s) Studio / Publisher: Entertainment in Video UK Release Date: 19 Oct 2015

Please note this DVD is region 2 and will only work in the following regions Japan, Europe, South Africa, the Middle East (including Egypt) and Greenland, Unless you have a multi-regional DVD Player.