Born in 1926 in Dinajpur (now in Bangladesh), Roy was associated with popular Bengali theatre group Bohurupee. He was also the president of the Bengali theatre academy.
"He was suffering from cardiac enlargement and lung problem. He was admitted to R.G. Kar Hospital Feb 18 with some respiratory trouble. He died at 4.15 a.m. today (Sunday)," Indrapramit Roy, son of Kumar Roy, said.
He said Roy had donated his body to R.G. Kar hospital for the purpose of medical research.
"The mortal remains of my father will be handed over to the hospital authorities tomorrow (Monday)," he said.
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