NTR30 is a pan Indian biggie and NTR had already shot a couple of schedules for the same.
The latest we hear is that actors from multiple industries are on the sets of NTR30 now.
Bollywood star Saif Ali Khan is filming his portion now and so are Shine Tom Chacko(Dasara antagonist) and Tamil actor Kalaiyarasan.
Important sequences featuring these other-language actors are currently being shot. NTR will be joining the sets in a day or two, post which an important schedule will commence.