Robert, Earl of Dunstable
Senator King
Adm. Smith
Earle of Mannister
Revenue Officer Brenon
Doctor
The Governor of Exile
Lord Branton
Mr. Lanham
Judge Cole
Chauncey Ames Waterbury
Captain Roderick Brooke
Dr. Case
Ambassador Mendizabal
Mr. Cambridge
The Governor
Mr. Bruton
Dr. Rank
War Minister
The Man
Thomas Hayden (as C. Warren Cook)
John Parker
Doctor
Dr. Natter
John Wheeler
Roger Morton
Colonel
John Halliday - Kane's Father
Thomas Kitterly
Judge Beverley
Senator Burke
Dr. Saunders
Dr. Hunter Guthrie
Dr. Allen Forrest
J. Winthrop Drake
Dr. Wilkins
Sir Robert Grimwood
Parker Winton
Doctor
Ten Eyck
James Rance (as Warren Cooke)
Joseph Gordon
Richard Russell
Jack West Sr.
Karnoff