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A psychopath uses a family's high tech security system with a ticking time bomb to terrorize them for 90 minutes demanding an answer to his question; 'WHO AM I?'
Unknown Caller streaming: where to watch online?
Currently you are able to watch "Unknown Caller" streaming on Hoopla. It is also possible to buy "Unknown Caller" on Apple iTunes, Vudu, Google Play Movies, YouTube, Amazon Video as download or rent it on Apple iTunes, Vudu, Google Play Movies, YouTube, Amazon Video online.