Si3 is a 2017 Indian Tamil-language action film directed by Hari. A sequel to Singam II (2013) and the third installment in the Singam series, Suriya and Anushka Shetty reprising their role from the previous films, while Thakur Anoop Singh, Shruti Haasan, Sarath Babu, Sharat Saxena, Jayaprakash, Suman appear in pivotial roles.

Shruti Haasan is an Indian actress and singer who works in Telugu, Hindi and Tamil films. She is the recipient of various accolades, including two Filmfare Award South and three South Indian International Movie Awards. Haasan has appeared in Forbes India's Celebrity 100 list of 2015 and 2016.