Malvika Raaj, known for playing the younger version of Kareena Kapoor's character Pooja 'Poo' Sharma in 'Kabhi Khushi Kabhie Gham...' (K3G), will make her Bollywood debut in a lead role in the Emraan Hashmi starrer 'Captain Nawab'. Director Anthony D'Souza said, "She is already well-versed with the business, having done a film as a child artist earlier."