A collection of four stories, the film has four different directors -- Kashyap, Zoya Akhtar, Dibarkar Bannerji and Karan Johar.
The 70-year-old actor agreed to open doors to his house for the first time for a film after Kashyap approached Big B with a request as his story deals with a die hard fan, who travels all the way from Allahabad to fulfill his mother's last wish of feeding Bachchan her handmade 'Murabba'.
The director was very keen to capture the historic bungalow.
'Bombay Talkies', releasing on May 3rd, celebrates 100 years of cinema with four short films from four Hindi film directors.
Bachchan is currently shooting for Prakash Jha's political drama 'Satyagraha' in Bhopal.