Sheikh is known for his roles in "Chashme Budoor", "Saath Saath" among others.
"It is unbelievable. I am in a state of shock. He is one of the finest actors in the film industry. He is the one who has always encouraged me to work," a teary Naval told IANS.
"I just got a call from Shabana Azmi. She said he had a massive heart attack in Dubai. They will be getting his body to India. I am in Himachal right now. I am flying back to Mumbai," she said.
