- Wanders
- Royal Engineers
- Capt. William Merriman
- Capt. Francis Marindin
- Lieut. George Addison
- Lieut. Alfred Goodwyn
- Lieut. Hugh Mitchell
- Lieut. Edmund Creswell
- Lieut. Henry Renny-Tailyou
- Lieut. Henry Rich
- Lieut. Herbert Muirhead
- Lieut. Edmond Cotter
- Lieut. Adam Bogle
Alternate 1887 AD
- Sherlock Holmes
- Dr. John Watson
- Professor James Moriarty
- Madame Simza “Sim” Heron
- Mycroft Holmes
- Mary Morstan
- Irene Adler
- Inspector Lestrade
- Sebastian Moran
- Mrs. Hudson
- Claude Ravache
- Manouche
- Dr. Hoffmanstahl
- Tamas Morato
- Constable Clark
Alternate 1890 AD
- Passepartout
- Phileas Fogg
- Monique Laroche
- Lord Kelvin
- Inspector Fix
- Queen Victoria
- Prince Hapi
- Colonel Kitchener
- (credited as Karen Joy Morris) as General Fang
- Lord Rhodes
- Lord Salisbury
- Steamer Captain
- Balloon Man
- Grizzled sergeant
- Young French Policeman Bobby
- Sleeping French Woman
- Wong Fei Hung / Tiger #2
- San Francisco Hobo
- Orville Wright
- Wilbur Wright
- Bak Mei
- Jean Michel
- Mr. Sutton
- Female Agent
- London Hobo
- Art Gallery Manager
- Angry Dapper Pedestrian
- Ho
1898 AD
- Lieutenant Colonel / Colonel Theodore Roosevelt
- Captain William “Bucky” O’Neill
- Major General Joseph Wheeler
- Henry Nash
- Edith Roosevelt
- Craig Wadsworth Jr.
- President William McKinley
- William Randolph Hearst
- Secretary of State John Hay
- Frederic Remington
- Colonel / Brigadier General Leonard Wood
- Sergeant Hamilton Fish
- Eli
- William Tiffany
- Craig Wadsworth Sr.
- Captain Woodbury Kane
- Edward Marshall
- Rafael Castillo
- Stephen Crane
- B. F. Goodrich
- Mademoiselle Adler
- Henry Bardshar
- Sara Bardshar
- Bob “Indian Bob”
- Major Frederick Funston
- Delchaney
- George Neville
- Lieutenant William Wheeler (based on Joseph M. Wheeler, IV)
- John Pershing
- Henry Lawton