Cast (in credits order)
| Ed Herlihy | ... | Narrator - 1st, 3rd, 5th and 6th Segments (voice) | |
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Albert Grobe | ... | Narrator - 2nd and 4th Segments (voice) |
| Franklin D. Roosevelt | ... | Self (as President Franklin D. Roosevelt) | |
| Winston Churchill | ... | Self (as Prime Minister Winston Churchill) | |
| Joseph Stalin | ... | Self (as Premier Joseph Stalin) | |
| Averell Harriman | ... | Self (as W. Averell Harriman) | |
| George C. Marshall | ... | Self (as George Marshall) | |
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Henry Wilson | ... | Self (as Field Marshal Henry Wilson) |
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Harold Alexander | ... | Self (as Field Marshal Harold Alexander) |
| Ernest J. King | ... | Self (as Admiral Ernest J. King) | |
| Anthony Eden | ... | Self | |
| Vyacheslav Molotov | ... | Self | |
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Edward R. Stettinius Jr. | ... | Self |
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Harry Hopkins | ... | Self |
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Anne Roosevelt Boettinger | ... | Self |
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Shieling's Signature | ... | Self - Dog Show 'Best of Show' |
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Tiger Joe | ... | Self - Chinese War Orphan |
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Sgt. Duering | ... | Self - US 14th Air Force NCO |
Editorial Department
| Thomas Mead | ... | managing editor |
