Big B watched the film at a special screening on Thursday.
"I had a wonderful experience watching the film and it will take me a lot of time to gather and understand my emotions and feelings for the film. Right now, I have no words to express my feelings for the film," said the 70-year-old actor said.
"Everybody has done a brilliant job. Writers, director, music and all the actors have been wonderful," he added.
Released this Friday (July 19, 2013), D-Day features Rishi Kapoor, Irrfan, Arjun Rampal, Huma Qureshi and Shruti Haasan in pivotal roles.