The Thin Red Line

The Thin Red Line

Year: 1964

Runtime: 99 mins

Language: English

Director: Andrew Marton

War

Set during the 1942 Allied invasion of Guadalcanal, the film follows Private Doll (Keir Dullea), a fearful soldier who steals a pistol for protection. Battle‑scarred Sergeant Welsh (Jack Warden) despises him as a coward. After Doll kills a Japanese soldier and feels remorse, he later assaults an enemy machine‑gun post, becoming as ruthless as Welsh. The two must cooperate clearing mines when a Japanese raid hits their platoon.

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The Thin Red Line (1964) – Full Plot Summary & Ending Explained

Read the complete plot breakdown of The Thin Red Line (1964), including all key story events, major twists, and the ending explained in detail. Discover what really happened—and what it all means.

On a troopship bound for Guadalcanal, an American infantry battalion braces for a landing as tension between Welsh and Doll rises. Doll claims he handed Welsh important reports, but Welsh insists he never received them. Their exchange is overheard by their company commander, Stone, who pulls them aside for a private confrontation. The Captain informs Welsh that he witnessed Doll hand over the reports, and Welsh responds with a blunt reminder that war is insanity and the only way the men can survive the upcoming battle is to live with that fact. > war is insanity and the only way the men can survive the upcoming battle is to live with that fact. The Captain makes clear he is not pleased with Welsh’s attitude and the clash between duty and personal conscience intensifies.

The friction between [Welsh] and [Doll] continues as Doll’s independent thinking surfaces in small acts that strain unit cohesion, including a moment when he steals a pistol from another soldier in what he believes is a practical bid for survival. Once ashore, Charlie Company engages the Japanese, and Doll uses his stolen pistol to kill a Japanese soldier, an act that deepens Welsh’s hostility toward him. Yet Doll’s growing competence cannot be ignored, and his maverick approach to danger begins to show results in the heat of battle.

In the campaign that follows, [Doll] demonstrates leadership at a critical juncture when his platoon sergeant, Stack, panics and proves incapable of guiding the unit. Doll’s measured initiative helps the company push forward, and his evolving combat experience heightens the strain in his relationship with [Welsh].

Charlie Company is assigned to seize a strategic hill known as The Dancing Elephant, a feat that the other two rifle companies in their battalion have failed to accomplish. The operation takes shape through the perilous approach of a minefield nicknamed The Bowling Alley, a place the enemy fiercely defends. [Stone] initially refuses to order his men into this deadly field, wary of the heavy fire that awaits them. Undeterred, Doll and Welsh climb the surrounding ridges, launching boulders down into the Bowling Alley in an attempt to trigger the land mines from a safer vantage. Their method, though unconventional, helps breach the defensive line and paves the way for a successful attack.

Despite the tactical victory, leadership consequences echo through the ranks. The battalion commander, Lt. Col. Tall, relieves [Stone] of command for being too personal and close to his men, signaling a shift in how the operation will be conducted going forward. The unit then moves to seize a village held by the enemy, which initially seems to be retreating but suddenly counterattacks during the night, testing the Company’s resolve and resilience.

In the closing moments, the surviving members of Charlie Company—among them [Doll] and [Welsh]—press their advance and mount a renewed assault on The Dancing Elephant, continuing the grueling ordeal that defines their mission and the brutal realities of war.

Last Updated: October 07, 2025 at 08:20

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