Nguyễn Chánh Tín

as Robert Nguyễn Thành Luân

Lâm Bình Chi

as Ngô Đình Nhu

Thương Tín

as Major Lưu Kỳ Vọng

Thanh Lan

as Thùy Dung

Jan Vô Danh

as Kiên the White-haired Man

Chế Tâm

as James Casey

Cai Văn Mỹ

as Lý Kai

Phạm Ngọc Dũng

as Captain Thổ

Lan Chi

as Hélène Fanfani

Hồng Ngọc

as Monique

Phan Hiền Khánh

as Bảy Cầu Muối

Thành Lũy

as Hoàng Đình Duyệt (credited as Nguyễn Văn Lũy)

Trần Quang Đại

as Sublieutenant Lê Ngân / Quyến

Trúc Quỳnh

as Lệ Thúy

Thanh Loan

as Thúy Loan

Nguyễn Bá Lộc

as Hồ Kiếng