Helen McCrory

Narrator (voice)

Richard J. Aldrich

Self - University of Warwick

Rory Cormac

Self - Associate Professor, Nottingham University

King George VI of the United Kingdom

Self (archive footage)

Neville Chamberlain

Self (archive footage)

Winston Churchill

Self (archive footage)

Caroline Erskine

Self - Daughter of Sir Alan Lascelles

Adolf Hitler

Self - Führer und Reichskanzler (archive footage)

Dwight D. Eisenhower

Self (archive footage)