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● Movie Guide · Last updated May 18, 2026

Dunkirk: Plot, Cast, Ending & Where to Watch

2017 · United Kingdom · War, Action, Drama · 1h 47m · English

Dunkirk is a 2017 United Kingdom war film directed by Christopher Nolan. This guide covers the plot, full cast, an overview of the ending, where to watch, and similar films you might want next.

Read Ending Explained → Movies Like Dunkirk Where to Watch
WarActionRecommended
Original Title
Dunkirk
Director
Christopher Nolan
Writers
Christopher Nolan
Country
United Kingdom
Runtime
1h 47m
Release
Jul 19, 2017
§ 01 Plot · 6 min read

Dunkirk Plot Summary

Dunkirk is a major port city in the department of Nord in northern France. It lies on the North Sea, 10 kilometres (6.2 mi) from the Belgian border. It has the third-largest French harbour. The population of the commune is about 86,000.

● Quick takeaway

Dunkirk (2017) is a United Kingdom war film, directed by Christopher Nolan, running 107 minutes. The story of the miraculous evacuation of Allied soldiers from Belgium, Britain, Canada and France, who were cut off and surrounded by the German army from the beaches and harbour of Dunkirk between May 26th and June 4th 1940 during World War II. Stars Fionn Whitehead and Tom Hardy. Critical reception: IMDb 7.8/10, Rotten Tomatoes 92%, Metacritic 94/100. Tagline: "When 400,000 men couldn't get home, home came for them.." This guide covers the plot, full cast, ending, and where to watch.

§ 02 Cast · 6 roles

Cast and Characters

Fionn Whitehead headshot
Fionn Whitehead
as Tommy
Whitehead, in his feature-film debut, is the film's primary point of identification on the beach — a young British infantryman whose entire performance is built from physical reaction rather than dialogue. The role is the riskiest casting choice in the picture: an unknown teenager carrying a third of the running time without monologues or backstory. Whitehead delivers it by playing fear as competence — the boy keeps trying to get on the next boat, keeps failing, keeps trying again. His silent run down the breakwater toward the next departing destroyer is the film's signature image.
Tom Hardy headshot
as Farrier
Hardy spends most of the film with three-quarters of his face hidden behind a flight mask, and the role becomes a masterclass in performing through the eyes alone. Farrier is the picture's most actively heroic character but Nolan gives him almost no opportunities to speak, and Hardy plays the role as a series of small, almost imperceptible decisions about fuel, altitude, and whether the next German fighter is the one that finally hits him. His extended glide over the beach in the final reel, with the propeller stopped, is one of the most photographed silences in 2010s cinema.
Mark Rylance headshot
as Mr. Dawson
Rylance plays the small-boat owner who pilots his pleasure craft across the Channel as the warmest performance in the picture, and the role is essential to the film's argument about the civilian register of British identity. The performance is built from understatement: Dawson's reasons for crossing the Channel are stated once, briefly, in answer to a question he barely seems to want to discuss. Rylance's scene with Cillian Murphy's shell-shocked soldier — handling him with the same patience he handles his son — is the moral centre of the film.
Kenneth Branagh headshot
as Commander Bolton
Branagh's senior naval officer is the closest the film comes to a strategic-perspective character, and the role is calibrated entirely around the act of looking — at the horizon, at the moles, at the men. He delivers two of the film's three most-quoted lines ("Home") in a single late-act scene that consists of nothing but Branagh standing at the breakwater rail watching the small boats arrive. The performance is a study in stillness; Branagh anchors the picture's emotional climax with almost no movement.
Cillian Murphy headshot
as Shivering Soldier
Murphy plays an unnamed shell-shocked British soldier whom Dawson's boat picks up alone on a sunken destroyer's hull, and the performance is among the most affecting in the picture. Murphy carries the entire weight of what an evacuated soldier has actually been through — what is implied off-screen, what the rest of the film refuses to dramatise — in a few minutes of broken dialogue and a single panicked physical eruption below decks. The character's eventual fate, and Dawson's quiet protection of him, is the film's most direct moral statement.
Barry Keoghan headshot
as George
Keoghan, two years before The Killing of a Sacred Deer made him a known quantity, plays Mr. Dawson's teenage neighbour who jumps onto the boat moments before it leaves Weymouth and ends up part of the rescue effort by accident. The performance is a quiet, attentive piece of supporting work — George's eagerness to be useful curdles into something the script handles with surprising delicacy, and Keoghan's scene below decks with Murphy is the picture's most quietly devastating exchange.
§ 03 · Spoiler Zone · Read with care

Ending Overview

How does Dunkirk end? Our spoiler-aware breakdown walks through the final act beat by beat — including the choices, motivations, and ambiguous final shot that viewers most often debate.

Read full Ending Explained →
§ 04 Watch · Updated May 18

Where to Watch Dunkirk

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§ 06

Frequently Asked

What is Dunkirk about?

The story of the miraculous evacuation of Allied soldiers from Belgium, Britain, Canada and France, who were cut off and surrounded by the German army from the beaches and harbour of Dunkirk between May 26th and June 4th 1940 during World War II.

Where can I watch Dunkirk?

See the Where to Watch section below for the current streaming, rental, and purchase options in your region.