India, March 26 -- If there was a whodunnit in Indian politics that would require the combined skills of Agatha Christie, Alfred Hitchcock and Sherlock Holmes, Prime Minister Lal Bahadur Shastri's suspicious death in Tashkent on January 11, 1966, would certainly qualify as one. Maybe given the international angle that the conspiracy has, since he died in what was the former Soviet Russia during the Cold War, a Robert Ludlum might even be summoned to shore up the forces.

The Tashkent Files , a film by director Vivek Agnihotri, is the first one to be dedicated to the attempts of "honest journalists" to answer some questions related to his death. To be released on April 12, in the thick of the election season, the trailer launch saw the lat...