A police official told Reuters that the theatre's cleaning staff found the man --aged around 50 -- slumped in his seat early on Tuesday morning after the end of the screening of Bollywood's latest horror movie, "Bhoot", or "Ghost".
Police said they had found no identification papers on the man or external injuries on his body.
"Nobody has come forward to claim his body. Maybe he got frightened, I don't know," said the police official.
"Bhoot" is a spooky thriller about a possessed housewife and is set in a high-rise Bombay apartment. It is running