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Apna Asmaan is a 2007 Indian Hindi-language drama film directed by Kaushik Roy, and stars Irrfan Khan, Shobana and Dhruv Piyush Panjuani in pivotal roles, with Rajat Kapoor and Anupam Kher in important supporting roles. Khan plays the protagonist, an "everyman" who is discontented with a failing marriage and an autistic son Buddhi played by Dhruv Panjuani. He is constantly blamed by his wife Padmini, played by Shobana, for their son's condition. After meeting a scientist Dr. Sathya, played by Anupam Kher, Ravi obtains a drug which cures mental disorders from him and injects Buddhi, leading him to become intelligent. However, in the process, Buddhi starts to forget his parents and friends, leading to uncontrollable tragic events.