Scotland Yard is after a homicidal maniac called The Blue Hand, which is what he uses to kill his victims.
Harald Leipnitz
Inspektor Craig
Klaus Kinski
Dave Emerson / Richard Emerson
Carl Lange
Dr. Albert Mangrove
Ilse Steppat
Lady Emerson
Hermann Lenschau
Rechtsanwalt Douglas
Diana Körner
Myrna Emerson
Gudrun Genest
Schwester Harris
Albert Bessler
Butler Anthony
