I think you should watch Satyajit Ray, Mrinal Sen, Rithwik Ghatak, Shyam Benegal, Govind Nihalani, Ketan Mehta, Adur Gopalakrishnan, Maniratnam, SS Rajamauli, Anurag Kashyap, Deepa Mehta, and include them in your list. They're renowned directors around the world.