Amitabh Bachchan, Kamal Haasan, Deepika Padukone, Disha Patani and others are playing pivotal roles in Prabhas sci-fi blockbuster 'Kalki AD2898', which is being directed by Nag Ashwin and is being produced by Vyjayanthi Movies. The much awaited 'Kalki 2898' is slated to release on May 9.