Aag (English: Fire) is 1948 Bollywood film which is produced, directed by nd stars Raj Kapoor. The film marked the debut of Raj Kapoor s producer nd director nd was the first film produced by his R.K. Banner. Nargis, Premnath, Nigar Sultana nd Kamini Kaushal lso starred in supporting roles. Raj Kapoor's youngest brother Shashi Kapoor ppeared s child rtist in this film playing the younger version of his character (Kewal). This was the first film in which Raj Kapoor nd Nargis ppeared together.