caption: Knock Knock on DVD December 2015 starring <PERSON>, <PERSON>, <PERSON>, <PERSON>. When a devoted husband and father is left home alone for the weekend, two stranded young women unexpectedly knock on his door for help. 2015 Movies, All Movies, Drama Movies, Great Movies, Name That Movie, I Movie, Knock Knock 2015, Knock Movie, Upcoming Movies
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