The Lightship (1985)

Plot

Three robbers, consisting of two siblings and their cunning mastermind, target a remote lightship for a heist. However, they underestimate the resilience of the ship's crew, who are determined to defend their territory. As tensions escalate, a fierce battle ensues between the invaders and the defenders, revealing unexpected depths of bravery and cunning from both sides. The struggle for control turns into a high-stakes game of strategy and survival, leaving the fate of the crew and the robbers hanging in the balance.