World War One - 1964 was released on:
USA: 22 September 1964
World War One - 1964 Wilson and the War 1-11 was released on: USA: 20 December 1964
World War One - 1964 Heritage of War 1-26 was released on: USA: 18 April 1965
World War One - 1964 The Clash of the Generals 1-2 was released on: USA: 29 September 1964
World War One - 1964 Verdun the Inferno 1-6 was released on: USA: 10 November 1964
World War One - 1964 They Sank the Lusitania 1-5 was released on: USA: 27 November 1964
World War One - 1964 Revolution in Red 1-12 was released on: USA: 27 December 1964
World War One - 1964 The Battle of Jutland 1-7 was released on: USA: 17 November 1964
World War One - 1964 The Summer of Sarajevo 1-1 was released on: USA: 22 September 1964
World War One - 1964 Over There 1-15 was released on: USA: 17 January 1965
World War One - 1964 D-Day at Gallipoli 1-9 was released on: USA: 1 December 1964
World War One - 1964 The Battle of Argonne 1-22 was released on: USA: 14 March 1965
World War One - 1964 The Agony of Caporetto 1-18 was released on: USA: 14 February 1965