Red Rain is a 2025 Vietnamese epic historical war drama film directed by Đặng Thái Huyền from a screenplay she co-wrote with Chu Lai. An adaptation of the novel of the same name by Chu Lai, it follows a squad of People's Army of Vietnam (PAVN) soldiers throughout the 81-day Second Battle of Quảng Trị at Quảng Trị Citadel in 1972, during the Vietnam War. A joint production by the Vietnamese People's Army Cinematography, HKFilm, and Galaxy Studio, the film stars Đỗ Nhật Hoàng, Lê Hạ Anh, Steven Nguyễn, Phương Nam, Lâm Thanh Nhã, Lê Hoàng Long, Đình Khang, and Nguyễn Hùng.