Tennis player Leander Paes in New Delhi. Reuters/Parivartan Sharma
"I am here on my journey as an actor to see how well I can do and how well I can entertain my fans away from the court of things," Paes said.
He asserted he is not here "to be a celebrity, I have already got that from my tennis".
Directed by Ashok Kohli, Rajdhani Express also stars Jimmy Sheirgill, Priyanshu Chatterjee, Sayali Bhagat and hits theatres Jan 4.