If you haven't heard of Tamil cinema, you aren't alone. At the international level, South India's film industry is all but unknown and often gets confused with Bollywood, Mumbai's Hindi film business. But, over the past five years, the "Other Bollywood," led by Tamil cinema, produced more than half of all Indian movies. Budgets for Tamil films now rival Bollywood's, and South India's film industry is emerging as a creative dynamo.