TV actress Tunisha Sharma died by suicide aged 20. She attempted suicide on the set of a TV serial. The actress was taken to a hospital where she was declared brought dead, said police. Tunisha, who played the role of Shehzaadi Mariam in 'Ali Baba: Dastaan-E-Kabul', also featured in films like 'Fitoor' and 'Baar Baar Dekho'.