Sinhala movie we very popular in past but the movie industry in Srilanka haven't been increased in past years but we could see some good movies comes out in recent years and they were very popular in Srilanka.

I found the top 10 list of Sinhala Movies

1	Nidhanaya	Lester James Peiris	1972
2	Gamperaliya	Lester James Peiris	1963
3	Viragaya	Tissa Abeysekara	1987
4	Bambaru Awith	Dharmasena Pathiraja	1978
5	Sath Samudura	Siri Gunasinghe	1967
6	Thun Mang Handiya	Mahagama Sekara	1970
7	Palangettiyo	Vasantha Obeysekera	1979
8	Dadayama	Vasantha Obeysekera	1983
9	Rekava	Lester James Peiris	1956
10	Parasathumal	Gamini Fonseka	1966
10	Welikathara	D. B. Nihalsinghe	1970