Mr. Fairchild
James Hughes (1 episode)
Judge Crothers (1 episode)
Mongolia Captain (uncredited)
Professor
Col. Blair (1 episode)
Dr. Sam Helck (1 episode)
Dr. Mack (1 episode)
Dr. Manley (1 episode)
Dr. Poncet (1 episode)
Sir Clive (1 episode)
Uncle Henry
General Carleton (1 episode)
Earl of Washington
Col. Duncannon
Sultan of Morocco
Mr. Markewell
Vice-Adm. Friedrich Ruge
Carleton P. Adams
Coroner
Barney (uncredited)
Dr. J.P. Finley
R.J. Milne
Peter Gunther
Sir Oliver Oates
Dr. Walter Carew
Dr. Melton (uncredited)
Dr. Walter Carew
Franz von Papen
Prof. Frederich Mueller
Senator Simpson
Commissioner Hargraves
Dr. Walter Carew
Admiral Graves
Dr. Walter Carew
T.W. White
Dr. Carew
Dr. Cromwall
Dr. Wallace Faber
Dr. Walter Carew
Heydt
Monsieur Dupre
Mr. Peck
Dr. Walter Carew
Henry (Jardin butler)
Colonel Smith
Dr. Walter Carew
Mr. Allison (General Manager)
Dr. Hooper Tupman
Mr. Kenneth
Dr. Walter Carew
Napoleon III
Dr. Walter Carew
Wendell
Dr. S.J. 'Walter' Carew, Hospital Administrator
Studio Actor Playing "Napoleon"
Wakefield
Dr. S.J. Carew
President Cavendish
Amos Craven
Colonel Watrous
Prince Richard Metternich
Dr. Walter Carew
Dr. L.B. Carter
Hopkins
Dr. P. Walter Carew
Tristan l'Hermite
Dr. Powers
Inspector
Superintendent
Judge Rondell
William Reichenbach
Grand Duke Gregor de Meyerson
Grigson - Butler
Dean Williams
Chef Inspector Louvain
William Kane
Robert Carver
Mr. Talbot
Mr. Dobson
Colonel Sandherr
Prof. Schwab
Louis Wooster
Dr. Finley
Ferdinand E. Bowen
Mr. Rudyard
Francis Chalon
"Professor" Stanton
Ben Kelvin
Emanuel Jeremiah (E.J.) Kimball
Pichon
Malthus
Uncle Edward Emery
Timothy
Joshua Snade
Napoleon III
Sir Francis Stevens
Christian Ledgard
Hilton
Don Carlos
Grewgious
Marcus Lovscheim
Rev. Lyman Banks
Dodge - Miller's Valet (uncredited)