Till now Robo 2.0 has been the India's most expensive film which is being made with a budget of 350 Undr the direction of Shakar. And next comes Baahubali which costed around 200 Crores. Now Tamil director C Sundar coming with a historical drama, Sanghamitra which going to made with a whooping budget of Rs.400 Crores. This project was pending insearch of finding the right actors. Now as per the inner sources report, Director has roped Arya and Jayam Ravi for this project which failed to convince the stars like Mahesh Babu, Suriya and Vijay, Director asking at least 250 Call sheets from each actor which is going to shot simultaneously in Telugu, Tamil and Hindi languages and releasing across 11 countries.AR Rahman is expected to score music for this epic drama, which will be produced by Tamil production house Sri Thenandal Films’ as their 100th project.