| Laurence Olivier | | Self - Narrator |
| Averell Harriman | | Self - Roosevelt's Roving Ambassador |
| Albert Speer | | Self |
| Anthony Eden | | Foreign Secretary |
| Siegfried Westphal | | Self - Afika Korps, Rommel's Chief of Staff |
| Lawrence Durrell | | Self |
| J. Lawton Collins | | Self |
| Toshikazu Kase | | Self - Cabinet Secretariat |
| Louis Mountbatten | | Self |
| Wynford Vaughan-Thomas | | Self - War Correspondent |
| Walter Warlimont | | Self - German High Command |
| J.R. Colville | | Self - Chamberlain's Private Secretary |
| Minoru Genda | | Self - Planned Midway Invasion |
| Mitsuo Fuchida | | Self - Aerial Commander |
| Hans Kehrl | | Ministry of Armaments - |
| R.A. Butler | | Self - Foreign Affairs |
| John J. McCloy | | Self - Assistant Secretary of War |
| Adolf Galland | | Luftwaffe Wing Commander |
| Hasso von Manteuffel | | Self - German Panzer Command |
| Christabel Bielenberg | | Self - Married to German |
| Emmi Bonhoeffer | | Self - Berlin Housewife |
| J.G. Smyth | | Self - th Div., Burma |
| Yuzuru Sanematsu | | Self - Commander Naval Intelligence |
| J.B. Priestley | | Self - Broadcaster |
| David Belchem | | Self |
| Allan Francis Harding | | Self - Alexander's Chief of Staff |
| Lord Chandos | | Self |
| Francis de Guingand | | Montgomery's Chief of Staff |
| Traudl Junge | | Self - Hitler's Secretary |
| Bill Mauldin | | Self - Cartoonist, 'Stars and Stripes' |
| Curtis LeMay | | Self |
| Kay Summersby | | Self - Eisenhower's Driver |
| Rita Boas-Koopman | | Self |
| Friedrich Luft | | Self |
| Christa Ronke | | Self - Berliner |
| Kenneth Strong | | Self - Eisenhower's Intelligence Chief |
| Teruo Okada | | Self |
| Noble Frankland | | Self - Director, Imperial War Museum |
| Ursula Gray | | Self - Dresden Civilian |
| John McBeath | | Self - Commanding 'H.M.S. Venomous' 1 episode, 1973 |