as

Horace (voice) (archive footage)

as

Lord Burghley

as

Blodgett

as

Mr. Martindale (Lawyer) (uncredited)

as

Lord Derby

as

Elderly Colonel (uncredited)

as

Horace / Inspector Craven (voice)

as

Laelius

as

Judge

as

Gus Harrison

as

Mr. Betts

as

Barclay

as

Dan Mintz

as

Earl of Gloucester

as

Lord Mayor (uncredited)

as

Judge (uncredited)

as

J. Norton Sims

as

Prosecutor (uncredited)

as

Duke of Bedford, England's Regent

as

Clerk

as

Inspector Hobday

as

Cadum

as

Gen. Webb

as

Actor in "Othello"

as

Prof. William Kilbane

as

Colonel Cavanaugh

as

Park Patrol Constable-in-Charge Ernie Hobbs

as

Henderson

as

Doctor (uncredited)

as

Dr. Onslow

as

Prime Minister

as

Sir Humphrey Mong

as

John Brent

as

Supt. Clay (uncredited)

as

Landers - Newgate Prison Governor (uncredited)

as

Otto

as

Patrick Berwick

as

Radio Newscaster (voice) (uncredited)

as

Von Ritter - Ministry of Information (uncredited)

as

Eugene Caldwell (as Frederic Worlock)

as

Geoffrey Musgrave

as

Sam--Waiter at Inn

as

Businessman (uncredited)

as

Sir Roger Wembley

as

Sir James Langley

as

Grenfall

as

Hugo Stregel

as

Aristocratic Landowner (uncredited)

as

Dr. Jackwin

as

Speaker of Assembly (uncredited)

as

President of Court Martial

as

Dr. Heath

as

Lord Gerald Risborough

as

Solicitor-General

as

Dr. Richards

as

Canadian Major

as

Sir Henry

as

Insp. Hugh Drake

as

Grideau, the Prison Head

as

English Governor

as

Stephen Harmon

as

Lord Elfie (uncredited)

as

Sir William Johnson

as

Darnell

as

Communist President

as

Dr. Cesar Sabbatt

as

Colonel Demassey

as

Ramensky