A new poster of Rajinikanth starrer 'Kaala' was released on the occasion of his 67th birthday on Tuesday. The poster was unveiled by Rajinikanth's son-in-law Dhanush, who is producing the film under the Wunderbar Films banner. The film, which also features Nana Patekar, Huma Qureshi, Pankaj Tripathi and Samuthirakani, is expected to be about a slumlord from Dharavi, Mumbai.