Sathyaraj and Ramya Krishnan star as a royal couple in the advert - which is half-reminiscent of Baahubali - Katappa is the loyal servant to Sivagami, the queen of Mahishmathi
The beginning of Bigg Boss 10 saw the house divided into two teams, the commoners and the celebrities. The twist was that the celebrities would be the sevaks or servants, while the non-celebrities would play the role of maaliks or masters
"Godmother and my new friend as I call her. Judi Dench, apart from the name and fame, is the most genuinely hilarious, sophisticated and loving person I have known. And I mean all of that together at once. That's something," Ali said in a statement
"I can't wait to take on Judi. She is the cherry on this wonderful pudding. The most loved woman of Britain and probably the world. It was a process of endless auditions and readings and conversations and today I am so glad that they grilled fully into it to a point of no return. I am ecstatic and I guess it hasn't really sunk in. So I will take a bow when I finish my work on the film. The fun has just begun."