Self (archive footage)
Mr. Laurence
Edward Thorndike
Earl of Caversham
Lord Chief Justice
Col. Hugh Bunning
Archibald Clyde
Charles "Duff" Graham
Elderly gentleman on train station (uncredited)
John Mandrake
James Collison
Grandfather
Sir Christopher Pelt
Dan Lindsay
Walter Forsythe
Oxford Chancellor
Lord Kelvin
Dean of Norwalk (segment 2)
Admiralty Detective Fairchild
Eustace Trimble
The Bishop
The Duke
Al Walpole
Grandpa
Dr. Alliot
The Duke
Allan 'Chad' Chadwick
Colonel Julyan
The Judge
General Karagin
Burr MacFay
Bishop Peabody
Grandpa
Henry Spengler
John Randolph
General Burroughs
Cyrus Barrett Sr.
Duke of Wellington
Duke of Argyle
Loring Leigh
Peter Calverton
Father Paul
Colonel Zapt
(uncredited)
Colonel Williams
Old Q
Father J. Roubier
Lord Capulet
Earl of Dorincourt
Lloyd
Crusades Actor
The Hermit
Nicholas Whiteoaks
Guy Wilmerding
Gerard Lytton
Major Liconda
Lloyd Granton, Duke of Loamshire
Prime Minister
Major Hamilton
Baron von Tokay
Police Inspector Miller
Prince Kortchagin
Enobarbus
Reginald Neilsen
General Charwell
Prince August
Duke of Wellington
Peter Madison
Mr. Middleton
Detective Jim Hanley
Bob Hedges
Prime Minister Von Heynitz
Cecil Harwood
William Marlowe
Edward Thorndyke
Sergeant Major Morris
Aubrey Hampton
Jerome Cedric
Adolph J. Giron
Duke d'Artelines
Florian Clement
James Parker
James Northcott
Count Reichendorf
Bourrelier
Reverend Hastings
Dr. Wallace
Mr. Dabney
George Hampton
Mr. Pritchard
General Von Hertz
Paul Machin, JP
St. Clair (uncredited)
Basil "Chief" Winterton
Man at Ferry Boat Pier (uncredited)
Arthur Hilton
James Whittaker
Extra at Movie Preview (uncredited)
Peter Leslie
Colonel Carrington
Richard Hawke KC
Devilshoof
John Brice
Bentinck
Lord Newhaven
Jaffery