Winston Churchill (played by Gary Oldman) is a protagonist in Darkest Hour.
British prime minister who forms a national government in May 1940 and leads the country against negotiating peace with Germany. He orders military actions to aid the evacuation from Dunkirk, supports Operation Dynamo, and rallies Parliament and the public to continue fighting. Viscount Halifax (played by Stephen Dillane) is a protagonist in Darkest Hour.
A senior Conservative politician whom Conservative colleagues initially favor as prime minister. As Foreign Secretary, he opposes Churchill’s refusal to negotiate peace and works with Neville Chamberlain to pressure Churchill’s government toward resignation. Elizabeth Layton (played by Lily James) appears in Darkest Hour.
Churchill’s new secretary. He is initially brusque with her after she mishears him, while his wife rebukes him for his treatment of her. Neville Chamberlain (played by Ronald Pickup) appears in Darkest Hour.
The British prime minister who resigns under pressure from the opposition and chooses Churchill as the only acceptable successor. He remains in government as Lord President of the Council, initially supports Halifax’s pressure campaign, but ultimately signals Conservative support for Churchill in Parliament. King George VI (played by Ben Mendelsohn) appears in Darkest Hour.
The king, initially sceptical of Churchill because of the abdication crisis, reluctantly invites him to form a government. He later visits Churchill to express his support for continuing the war and rebukes him over a misleading radio address. Sir Anthony Eden (played by Samuel West) appears in Darkest Hour.
Cabinet Secretary Bridges (played by Demetri Goritsas) appears in Darkest Hour.
President Roosevelt (voice) (played by David Strathairn) appears in Darkest Hour.
Darkest Hour (2017) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Winston Churchill
(played by Gary Oldman) — protagonist
British prime minister who forms a national government in May 1940 and leads the country against negotiating peace with Germany. He orders military actions to aid the evacuation from Dunkirk, supports...
Viscount Halifax
(played by Stephen Dillane) — protagonist
A senior Conservative politician whom Conservative colleagues initially favor as prime minister. As Foreign Secretary, he opposes Churchill’s refusal to negotiate peace and works with Neville Chamberl...
Elizabeth Layton
(played by Lily James) — supporting
Churchill’s new secretary. He is initially brusque with her after she mishears him, while his wife rebukes him for his treatment of her.
Neville Chamberlain
(played by Ronald Pickup) — supporting
The British prime minister who resigns under pressure from the opposition and chooses Churchill as the only acceptable successor. He remains in government as Lord President of the Council, initially s...
King George VI
(played by Ben Mendelsohn) — supporting
The king, initially sceptical of Churchill because of the abdication crisis, reluctantly invites him to form a government. He later visits Churchill to express his support for continuing the war and r...
Sir Anthony Eden
(played by Samuel West) — supporting
Cabinet Secretary Bridges
(played by Demetri Goritsas) — minor
President Roosevelt (voice)
(played by David Strathairn) — minor
Mary Churchill
(played by Mary Antony) — cameo
Diana Churchill
(played by Alex Clatworthy) — cameo
Lord Kingsley Wood
(played by Brian Pettifer) — cameo
Lord Stanhope
(played by Jeremy Child) — cameo
Randolph Churchill
(played by Jordan Waller) — cameo
Reynaud
(played by Olivier Broche) — cameo
Lord Londonderry
(played by Michael Gould) — cameo
Canonical Relationships
Family, romantic, and professional connections based on plot evidence.
Winston Churchill → Mary Churchill
(Family Member)
Mary Churchill is identified in the film's character set as a member of Churchill's family.