character - Horace Howard

character - John Wilbur

character - Mary Callahan

character - Mr. Black

character - Sir Henry Weymouth

character - William Dvorak

character - Victor Brandt

character - The Adventurer

character - Major Desmond

character - Sgt. Neil Tempest

character - Lt. Breen

character - Eddie Manning

character - Capt. Robert Kent

character - Anthony Trent

character - Leonard Staunton

character - Yale Durant

character - Captain Swift

character - Ashe Colvin

character - Jules Marin / M. Picard

character - John Leighton

character - John Paget / Richard Paget

character - Hawtrey Burke

character - James Armitage

character - Dr. Hugh Loring

character - Dr. Ordway Brandt

character - Stephen Page

character - Geoffrey Wynne

character - Robert Travers

character - Stanley Ormsby

character - Arsene Lupin

character - Christopher Race

character - Lieutenant Francis Burnham

character - Tom Barclay

character - John Ballard

character - Jack Courtney

character - Richard Lawrence - the General's Son

character - Sacha

character - Brother John Storm

character - John Hawley

character - John Richardson

character - Harry Faulkner

character - Henry

character - Sherman Avery

character - Walter P. Cross - Minister of Foreign Affairs

character - Dr. Ferguson

character - Lieutenant Bruce

character - Walter Brown, a Young Politician

character - Cyril - Son of the Earl of Creston

character - Lt. Oscar Mulbach, a German Spy

character - Lydia's Sweetheart, Paul

character - Matthew

character - Dr. Howard Baldwin

character - Lester - A Swindler

character - Dick Livingston

character - One of the Beecham Brothers

character - John Ruskin

character - Jack

character - Willie's Room-Mate

character - The King's Jester

character - Lieutenant Wentworth

character - George Pinckney

character - Captain Jack Myers

character - Lord Francis Towne

character - Marcus Brutus