Anirban Bhattacharya's most-awaited horror thriller Flat No 609 is all set to release tomorrow on 31st August. The movie starring Abir Chatterjee and Tanushree Chakraborty as the leads is about a newly-married couple, who moves to a new apartment in New Town. Trouble starts when the wife starts to experience the unnatural. The film is bound to thrill you. Check out the hall list here before making a plan for tomorrow.