Following their brash young leader, the invading English army seizes Harfleur and pushes on to Calais. Plagued by illness and battling exhaustion, the troops travel day and night to gain position on the French enemy. Finally crossing the Somme on the eve of St. Crispian's Day, the dawn finds King Henry V and his men on the fields of Agincourt facing a French force that outnumbers them five to one...