# Knock Knock

> 2007 horror film

**Wikidata**: [Q6422769](https://www.wikidata.org/wiki/Q6422769)  
**Source**: https://4ort.xyz/entity/knock-knock-q6422769


## References

1. IMDb
2. [Source](http://www.imdb.com/title/tt0471011/)
3. Česko-Slovenská filmová databáze
4. Kinopoisk
5. Online-Filmdatenbank
6. The Movie Database
7. [Source](https://letterboxd.com/tmdb/18932)
8. Trakt.tv
9. FilmVandaag.nl