An award-winning film and TV actor, Sriyantha Mendis predominantly works in the Srilankan film industry. He started his career as a theatre artist in the comedy stage drama Ane Abilic. The actor went to act in a Television drama called Palingu Menike, before making his silver screen debut in the 1987 H. D. Premaratne film Mangala Thagga.
The actor has been a part of popular Srilankan movies such as Umayangana, Vimukthi, Mahameara Usata and Bherunda Pakshiya, for which he won Presidential Film Award for Best Actor.
He has acted in many Sinhalese films such as Punchi Suranganavi, Bambara Senakeli, Mille Soya, Shades of Ash, Guerilla Marketing, Bherunda Pakshiya, Sinasuna Adaren, Julia, and Bambara Walalla, for which won an award for Best Supporting Actor. His other projects include Prathiroo, Siri Daladagamanaya, Kosthapal Punyasoma, Maharaja Gemunu, Gindari, and Porisadaya.
Meanwhile, he has also work in many Television drama series such as E Brain, Dhawala Kadulla, Monarathenna, Ridee Siththam, Ruwan Maliga, Maada Obama Viya, and Vishnu Sankranthiya to name few.