Jessica McNamee (born 16 June 1988) is an Australian actress and model. She rose to fame in Australia playing roles in the Seven Network television programmes Home and Away and Packed to the Rafters. From 2014 to 2015, she starred as patrol officer Theresa Kelly in the USA Network series Sirens. Her film roles include The Vow (2012), Chips (2017), Battle of the Sexes (2017), The Meg (2018) and Mortal Kombat (2021).