- Creighton Hale
- Conrad Le Brett
- Florence Billings
- Vilma Le Brett
- Edward Connelly
- Paul Le Brett
- Helen Ferguson
- Amy Gordon
- Frank Currier
- William Gordon
- Frederick Truesdell
- Woodrow Wilson
- Henry Kolker
- Kaiser Wilhelm II
- Joseph Kilgour
- General Von Bissing
- Margaret McWade
- Nurse Edith Cavell
- Earl Schenck
- Lieutenant Ober / Crown Prince
- Henry Carvill
- Count von Bismarck
- Florence Short
- Elaine
- Baby Ivy Ward
- Elaine's Child
- Andy Clark
- Francois
- Mrs. Hunt
- Marie
- James A. Furey
- Priest
- Fred R. Stanton
- Sergeant Gross
- Leo Delaney
- Frederick III
- Fanny Cogan
- Empress Victoria
- Emil Hoch
- General von Hindenburg
- Charles Michael Edwards
- Rev. Joseph Wilson
- May Allen
- Mrs. Joseph Wilson
- Karl Dane
- Von Bethmann Hollweg
- Carl De Mel
- Count von Moltke
- John McCabe
- Von Tirpitz
- Frank Harkness
- Hugo Ballin
- Robert Harvey
- Grand Duke Franz Ferdinand
- Jane McEachern
- Duke's Consort
- William W. Cohill
- Assassin
- William Busby
- Franz
- Count De Planter
- Captain Schweiger
- Grace Marceau
- Babette
- Frances Cornell
- Fräulein Stahl
- Pauline Dempsey
- Mammy
- Henry Van Bousen
- German Lieutenant
- Herbert E. Jelley
- German Lieutenant
- Herman Gerold
- Marshal Foch
- William Gaffney
- King George V
- J.H. Forsell
- Field Marshal Sir Douglas Haig
- J.C. Dunn
- David Lloyd George
- Frank Mood
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- William Willis
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- Aubrey Lowell
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- Raymond Hayes
- King Albert of Belgium
- Fred T. Des Bresney
- King Victor Emmanuel
- Antonio Vitolli
- Premier Orlando
- John Laffey
- Ambassador Gerard
- William Smith
- Colonel E. M. House
- Louis Stern
- Matthias Erzberger
- Richard Dorsey
- American attache in Brussels
- Henry Pettibone
- Sultan's Representative
- Richard Walton
- Joseph Tumulty
- T. Tamamoto
- Japanese Ambassador
