As Amitabh Bachchan turns 83 on October 11, his journey from a Kolkata executive to Bollywood's 'Shahenshah' remains inspiring. Big B made his debut at 27 with Saat Hindustani (1969), after being recommended by Tinnu Anand. Paid ₹5,000 for his role as Anwar Ali, Amitabh's first film flopped but paved the way for an iconic career.