Top cast
Mai Ngọc Căn
Bao, worker
Văn Hòa
Duoc, foreman
Mạnh Linh
Quyet, party secretary
Kim Thanh
May, controller
Lân Bích
Hoa, worker
Minh Đức
Bien, laboratory assistant
Anh Thái
Thanh, union member
Tiem Ton
Xuan, union's director
Minh Trâm
Mrs. Duong, Bao's mother
Sỹ Minh
Deputy technical director
Đức Hoàn
Voong's wife
Mai Chau
Quyet's wife
Tự Huy
Factory's clerk
Minh Tân
Technical worker
Directed by
Tien Loi Nguyen, Thieu Le
Written by
Hoang Nguyen