Here is a complete list of the most popular Vietnam Movies I watched. Some are of the Vietnam-American war and others are of different eras. All facinating... at least to me '-)))

Vietnam Era Movies
1. The Quiet American
2. The Lover
3. Heaven and Earth
4. Apocalypse Now
5. Cyclo
6. We Were Soldiers
7. Full Metal Jacket
8. Born on the Fourth of July
9. Platoon
10. The Deer Hunter
11. Good Morning Vietnam
12. The Scent of Green Papaya

Here are some films that contain scenes of Ha Long Bay, Vietnam
1. The Man with the Golden Gun 1974
2. Indochine 1992
3. Tomorrow Never Dies 1997

Cheers!!! Gary