After adjusting inflation the highest grossing Bollywood film is Hum apke hain Kaun starring Salman Khan and Madhuri Dixit. Without adjusting the inflation rate the most successful box office hit in Bollywood is 3 Idiots.
India makes the most movies. it has numerous film industries like Bollywood and Tollywood and the South Indian film industry, which when combined makes the most movies in the world. Bollywood itself has the most releases in a particular year in comparison to all countries.