The working-class Smiths change their initially sunny views on World War I after the three boys of the family witness the harsh reality of trench warfare.
Laurence Olivier
as Field Marshal Sir John French
Vanessa Redgrave
as Sylvia Pankhurst
Maggie Smith
as Music Hall Star
John Mills
as Field Marshall Sir Douglas Haig
Corin Redgrave
as Bertie Smith
Maurice Roƫves
as George Smith
Ian Holm
as President Poincare
Juliet Mills
as Nurse
Michael Bates
as Drunk Lance Corporal
Edward Fox
as Aide to Field-Marshal Haig
Dirk Bogarde
as Stephen
Jean-Pierre Cassel
as French Colonel