Irrfan in a still from Blackmail

Bhushan Kumar and Abhinay Deo's Blackmail which has emerged as a sleeper hit at the box office is maintaining its growth at the box office. The quirky comedy witnessed a decent Monday minting 1.68crores taking the total collection to 12.90 crores. The Irrfan starrer received a thumbs up from not just the critics and Bollywood biggies, but the audience too has welcomed the dark comedy with open arms. Receiving a warm welcome at the box office, the dark comedy witnessed a decent opening, which is rare for a film of its genre.