as Mr. Spenlow

as Charley

as

as Thesp

as Catesby / Ely (voice)

as Peter Thomas

as Silence

as

as Dr. John Anderson

as Chief Superintendent Strange

as George Bunn

as Mr. McAllister

as Inspector

as Arthur Dumpton

as Narrator

as William Strahan

as Roebuck Ramsden

as Nicholas Petrie

as

as Det. Sgt. Evans

as Fairbrother

as Superintendent Rafferty

as Sir Arthur Conan Doyle

as

as Granville Bennett

as Det Insp Bead

as Mr. Lomax

as Queen's Counsel

as Jonas Bradlaw

as James Johns

as Harry S. Bloomburger

as

as Robert

as

as Sam McGuire

as Dr. Friendman

as Robert Koch

as

as Supt. Cramer

as Superintendent Carson

as Sir George Crofts

as Inspector Brockett

as Kolmaar

as Sinclair

as

as

as Sergeant

as Major Hawkins

as Squire

as

as

as Petroc