Here is the official trailer of Ek Thi Daayan directed by Kannan Iyer and featuring Emraan Hashmi, KonkonaHere is the official trailer of Ek Thi Daayan directed by Kannan Iyer and featuring Emraan Hashmi, Konkona Sen Sharma, Huma Qureshi and Kalki Koechlin. It is expected to release on 18th April 2013.