Aamir Khan Ranchoddas « Rancho » Shamaldas Chanchad / Phunsukh Wangdu Kareena Kapoor Pia Sahastrebuddhe, la fille de Viru Sahastrebuddhe R. Madhavan Farhan Qureshi Sharman Joshi Raju Rastogi Boman Irani Viru Sahastrebuddhe (« Virus »), le directeur Omi Vaidya Chatur "Silencer" Ramalingam Javed Jaffrey Ranchoddas Shyamaldas Chanchad Mona Singh Mona Sahastrabuddhe Rahul Kumar Manmohan – Better known as "Millimeter" or "MM", a young man who earns a small living in the college such as helping students by ironing their clothes, finishing assignments, and getting groceries; Rancho persuades him to buy a school uniform and go to an Parikshit Sahni Mr. Qureshi Amardeep Jha Mrs Rastogi – Raju's mother, a retired schoolteacher and dedicated mother. Arun Bali Shamaldas Chanchad Ali Fazal Joy Lobo Pitobash Tripathy Junior 1 Dushyant Wagh Centimeter/Elder Manmohan – the present-day Millimeter, who works as Rancho's/Phunsukh Wangdu's assistant in Ladakh Akhil Mishra Librarian Dubey Achyut Potdar Machine Class Professor Madhav Vaze Joy Lobo's father. Rohitash Gaud Ranchhodas' servant Komal Jha Student