The Finest Hour (1992)

While training to become elite Navy soldiers, Lawrence Hammer (Rob Lowe) and Dean Mazzoli (Gale Hansen) form a close friendship. When Hammer starts dating the beautiful Barbara (Tracy Griffith), Mazzoli also has a connection with her, but doesn't act on it. Hammer ends up marrying Barbara, and Mazzoli gets stationed far away from the couple. However, Mazzoli still cares for Barbara, and he gets to see her again before he joins Hammer on a dangerous mission to Iraq, renewing their attraction.