The red keystone unit patch signifies that Manning and the others are part of the The 28th Infantry Division. The 28th is a unit of the Army National Guard and is the oldest division-sized unit in the US armed forces.
The phrase "Nobody Dies" is a reference to the book and film A Walk in the Sun (1945), where "Nobody Dies" is the platoon motto. Both book and film deal with similar effects of war as this film dos.
Director John Irvin's third war film. Irvin had previously been in the Vietnam War filming documentaries.
There are no female roles or lines spoken by women in the entire film.