Heaven & Earth 1993
as Californian monk (credited as Chau Mao Doan)
Green Age 1974
Actor
Like the Midnight Dewdrop 1973
Stone Tears 1971
as Huỳnh
Like The Falling Raindrops 1971
From Saigon to Dien Bien Phu 1967
as Colonel Lâm
A Yank in Viet-Nam 1964
as Col. Thai
Credits from TMDB.