Sara Arjun, once India’s richest child actor, is set to make her debut as a lead opposite Ranveer Singh in Aditya Dhar’s spy thriller 'Dhurandhar.' The 20-year-old played young Nandini in Mani Ratnam’s INR 800 crore epic 'Ponniyin Selvan.' From early TV ads to starring in major films. Sara's journey is nothing short of inspiring.