Strange things happen in a revue theatre. The dancer Maria seems to be hunted by an invisible admirer. When the body of a probable FBI agent is found in a trunk the police asks FBI man Joe Como for help. Como gets interested in the revue theatre and an ominous transport firm soon. When he is receiving mysterious threatening letters he is sure that Dr. Mabuse has risen again. But what is going on at "Enterprise X" so that both the goverment and the mad genius in crime are interested in it?
as FBI Agent Joe Como
as Liane Martin
as Martin Droste, aka Bobo the Clown
as Police Commissioner Brahm
as Detective Haase
as Dr. Krone / Dr. Mabuse
as Dr. Bardorf
as Professor Erasmus
as Henchman Max
as Theater Watchman
as Agent Nick Prado
as Optiker
as Empfangschef
as Mann im Leichenschauhaus
as FBI Agent Joe Como (German voice)
as Kriminalbeamter Hase (voice)
as Clown Bobo (voice)
