Rumours are abuzz that director Vishnuvardhan will commence his long-shelved project Sarvam. The young director is keen on casting Arya, who is acting in Bala's Naan Kadavul in the lead role. Vishnu is now directing Billa, a remake of yesteryear Rajnikanth blockbuster. The cast has Ajith, Nayanthara and Namitha. Meanwhile, the director has set his eyes on starting a movie with Arya in the lead, which is to be produced by his father.