Fritz Lang directed this sequel to his nearly four-hour Dr. Mabuse silent of 1922. The film opens with Detective Hofmeister (Karl Meixner) spying on the activities of a criminal syndicate. Not realizing he has been seen, Hofmeister is attacked by the thugs and later turns up out of his mind.
Also known as:
Das Tagebuch des Dr. Mabuse, Dr. Mabuses Testament, The Crimes of Dr. Mabuse, The Testament of Dr. Mabuse