Aged Professor
Miriam's father
Colonel Hebron
Sir Nicholss Fanner
The Marquess of Winchester
Uncle Felix
Brogan-Moore
Sir Edward Gait
Flewitt (uncredited)
(voice)
Quimby Charles
Sir John Hargreaves
Mr. Price
Mr. Becket
Fassbender
Gentleman
Sir Maxwell Dean
George Cornfield
Col. Mathews
Andrew Coombes
Councilman
Chairman of the Board of Governors (uncredited)
Colonel
Lord Hetherby
Sir Edward Seabrook
Race Course Official (uncredited)
Dr. Vivian
Lord Brisburn
Smithers
Man on Train
Roddinghead
Lord Mounset
Government Official at Enquiry (uncredited)
Prime Minister
Dr. Aldrich
Pearson
Edgar Hargraves
Doctor at Crime Scene
Under Secretary
