Watch Sadisflix. Sulanga Apa Ragena Yavi is a 2016 Sri Lankan Sinhala drama film directed by Nuwan Jayathilake and co-produced by director himself with Maya Nawagaththegama for Nawagaththegama Films. It stars Priyankara Rathnayake and Suranga Ranawaka in lead roles along with Sujeewa Priyalal and Iranganie Serasinghe