Siegfried Lowitz

as Sir Richard

as Inspector Warren / Henry Arthur Milton

as Dritter Geschworener

as Mr. Walters

as Police Commissioner Brahm

as Inspektor Burke

as Flambeau

as (Ober-)Inspektor Elk (German version) /(Chief) Inspector Hedge (English version)

as Benzel

as Lt. Heinzi

as Mr.Greene

as Hüske

as Malte Jaeger