India, June 6 -- Sunny Deol's upcoming film Lahore 1947 has steadily become one of the most talked-about Hindi projects in development, not only because it marks his collaboration with Aamir Khan Productions and filmmaker Rajkumar Santoshi, but also because of its emotionally loaded Partition-era backdrop. Now, the film is back in the spotlight after reports claimed that the makers are preparing a special Father's Day promotional video centred around Sunny Deol and his son Karan Deol. If true, the project will mark the first on-screen collaboration between the father-son duo, adding another emotional layer to a film already rooted in themes of identity, displacement and family.

The reports have also reignited speculation about the film's...