Nikhil did commentary duty for a match in Australia before coming to Bangkok. He will return to Australia at the end of this week after his son's event on Sunday.
Besides Kohli, who led India to a historic Test series triumph in Sri Lanka recently, the likes of Shikhar Dhawan, Ishant Sharma, Gautam Gambhir and Ashish Nehra were also named among the probables.
The studio said it would soon announce the new release date for the film.