Mukunthetta, Sumitra is calling) is a 1988 Indian Malayalam-language romantic comedy film directed by Priyadarshan and written by Sreenivasan.

The story is based on the Marathi play Sasa Aani Kasav (Hare and Tortoise), which was earlier adapted into the 1983 movie Katha.

He lives in a small residential colony in Chennai, where there's a water shortage and the people struggle to make ends meet.

Viswanath is a fraud and con-man and he makes Mukundan and the people of his colony believe that he is an influential person and classmate of the Public Works Department minister.

Viswanath even tries to steal the woman Mukundan loves, Sumitra, and plans to marry her by tricking her family into thinking that he is rich.