as Inspector Brockett
as Squire
as Sir Arthur Conan Doyle
as Dr. Friendman
as Harry S. Bloomburger
as Queen's Counsel
as Fairbrother
as Charley
as Det Insp Bead
as Judge
as Nicholas Petrie
as Peter Thomas
as Sergeant
as William Strahan
as James Johns
as Sir George Crofts
as Sinclair
as Superintendent Carson
as Silence
as Sparta
as Narrator
as Harry S. Bloomberger
as Chief Superintendent Strange
as Granville Bennett
as Supt. Cramer
as Kolmaar
as Major Hawkins
as Catesby / Ely (voice)
as Mr. Spenlow
as Petroc
as PC Thorpe
as George Bunn
as Sam McGuire
as Inspector
as Det. Sgt. Evans
as Mr. McAllister
as Jonas Bradlaw
as Superintendent Rafferty
as Robert Koch
