Knock Knock (2015): movie guide

What is Knock Knock about?

When a devoted husband and father is left home alone for the weekend, two stranded young women unexpectedly knock on his door for help. What starts out as a kind gesture results in a dangerous seduction and a deadly game of cat and mouse.

Cast highlights

Knock Knock features Keanu Reeves, Lorenza Izzo, Ana de Armas, Aaron Burns, Colleen Camp, Ignacia Allamand. Open the Cinema Box title page for the full cast list and character credits.

Key facts

Release date: 2015-06-26. Runtime: 99 minutes. TMDB score: 5.4/10 (3,629 votes). Genres: Horror, Thriller, Crime. Original language: en. Status: Released.

Discover Knock Knock on Cinema Box

Cinema Box is a movie and TV discovery app for Android. Use it to browse Knock Knock, watch official trailers when available, save titles to your list, and plan what to watch — without hosting or streaming full films.

Frequently asked questions

What genre is Knock Knock?

Knock Knock is listed as Horror, Thriller, Crime on TMDB.

How long is Knock Knock?

Knock Knock runs about 99 minutes.

Who stars in Knock Knock?

Cast highlights include Keanu Reeves, Lorenza Izzo, Ana de Armas, Aaron Burns, Colleen Camp, Ignacia Allamand.

Does Cinema Box stream Knock Knock?

No. Cinema Box is discovery-only — trailers, details, ratings, and watchlists. It does not host or stream full movies.

Where can I track Knock Knock?

Open the Knock Knock page on cinemabox.app or install the official Cinema Box Android app from Google Play for watchlists and discovery tools.