Mumbai, Aug 02: Bollywood star Hritik Roshan's new film 'Koi Mil Gaya' shows him playing the role of a mentally challenged person. Addressing the media here today, Hritik said he had drawn inspiration from his own childhood experiences to play the role of a mentally-challenged person trapped in an adult body. Hritik said he did not undergo any pressure while facing the camera because his father Rakesh Roshan, who is directing the film, provide ample space and freedom to shape up the character. An Australian and Los Angeles-based company would provide special affects for the film. Bureau Report