Burgomaster
Commander of Invading Army
Count Fosco
Mr. Wilmot
The Ostrich Feather Importer
The Retired Trader
The Nymph's Uncle
Mysterious Girl's Former Employer
Major Dennison (Sylvia's uncle)
Mark Millions - Millionaire
Lawyer Wakem
John D. Gray - Watson's Boss
Grossbeck Upham
Gen. Darrington
Helen's Father
Tom Andrews
Pfaff - a German Agent
Pfaff
The Villainous Stage Manager
James, the Head Waiter
Mr. Brown, Pat's Employer
An Office Clerk