It was recently reported that Purab even took to consulting a real life therapist to understand the emotional being of someone who's been a prisoner. But it was his research work to watch torture videos which deeply disturbed the actor. Purab had to consume and watch hours of re-enacted torture videos based on real ice incidents wherein he experienced the cruel ways in which prisoners are tortured. Purab had to do so to understand the physicality and the emotional outcome of such cruelties. 

Purab Kohli

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Speaking on this, Purab said, “the most interesting thing about being an actor is that you are constantly learning about new things. Sometimes they are very fascinating and endearing like the When I played a Rabari in 'Jal' and sometimes it can be quite intense and dark when one has to play a POW.”