Forger
Mr. D'Amato
Prof. Brauer
Morley
Dorset
Mr. Partlow
Commandant Causeway
Mr. Bleiffer
Dr. Klauber
Abner / Arnie
Justice of the Peace
Mr. Loomis
Priest
Father MacHugh
PTO
Rev. Hodgins
Board of Military Judges
Dr. Edwards
Bishop Hardwick
Pierre
O'Hara
Burton White
Mr. Neely
Gen. Kerch
Judge Marsala
Loschek
Registrar
Lord Tremouille
President Calvin Coolidge
Mr. Rojeck (uncredited)
Dr. Minton
Tewkesbury
Theron
Roger Frane
Mr. Pope
Rev. Elcott
Mr. Bagley
Waldo Daggett
Malue
Ligarius
Councilman Hurdwell
Rev. Nash
Sheriff Carrey
Uncle Adam
Donner
Dr. Wyeland (uncredited)
Mr. Henderson
President Webb (uncredited)
Watkins (uncredited)
Edward Warrender
Hawkins
Professor Lilliquist
Charlie, a Fence (uncredited)
Homer Wallace
Councillor (uncredited)
Fritz, Police Lab Man
Health Officer
Rector (uncredited)
Hobson, the Butler
Grave Digger
Martin, Nelson's Second Butler (uncredited)
Dr. Clement Avington (uncredited)
Hector Brown
Dr. Poulin
Edwin "Deacon" Black
Dr. E.G. Lutz
Coroner (uncredited)
President James K. Polk / President James K. Polk (uncredited)
L.B. Crandall
J.D. Denison
Jury Foreman
Editor W.W. Dwight
Commissioner of Scotland Yard
Charlie Gibbs (uncredited)
Sidney Long
Lord Mortimer
Norton
Gillkie the Barrister
Dr. Bellows
Frederick
Lord Mayor Herman Brandon R. Clive
Prof. Hopkins
Oliver
Pleyel's Clerk (uncredited)
Edwards
Hermann Einreich [Chs. 1-2]
Amos Hodder
Reporter (uncredited)
Prof. Mellasagus
Jim Feeney, lawyer
Caleb
Drake
Skipper of Honeymoon Boat (uncredited)
Eustace L. Harley (uncredited)
Thomas - Hotel Clerk (uncredited)
Paymaster Commander
Soldier
Thomas, the butler (uncredited)
Antiques Store Sales Clerk
Joseph (uncredited)
Registrar of Births (uncredited)
Gruning, Stregel's Henchman (uncredited)
James, Abbington's butler
Isaac Newton (uncredited)
Lloyd (uncredited)
Dentist (uncredited)
Sir Charles Porter
Robert
Capt. Larsen
Critic
Emerson
Sanity Hearing Doctor (uncredited)
Sidney P. Melrose
Mayor
Conrad Stadt
Stiles
Judge
Amos Totten
Horace Greeley (uncredited)
Reading Clerk (as Ian Wulf)
Cemetery Caretaker (uncredited)
Police Judge (uncredited)
Tax Collector
Charles Wentworth
Fritz (uncredited)
Schmidt
Wilkes
Cabinet Member (uncredited)
Judge
Kirby's Secretary (uncredited)
Herbert - the Jailer (uncredited)
A. Le Marchand - Detective (as Ien Wulf)
Skeptical Member of Modern-day Expedition (uncredited)
Tallyrand (as Ien Wulf)
Leon, a Conspirator
Elias Sanders
Nicholas Cabot
Proprietor
The Priest
Pawnbroker
Apothecary
Patient (uncredited)
Hudson
Henry Orlac, Stephen Orlac's Stepfather (Uncredited)
Geoffrey 'Pinky' Burns
Swedish consul
Harry Bevan
Van Arkel