RETURN OF DR. MABUSE (1961) Lex Barker, Gerte Frobe, Wolfgang Preiss. Sequel to The 1000 Eyes of Dr. Mabuse. Frobe and Barker play detectives on the trail of Dr. Mabuse. A number of mysterious murders happen. The initial trail leads to a penitentiary. This time the good doctor is plotting to overrun a large city (and eventually the world!) with an army of medically induced human zombies. From 16mm. INVISIBLE DR. MABUSE (1962 aka INVISIBLE HORROR) Lex Barker, Karin Dor, Wolfgang Preiss. Our evil doctor is plotting against humanity again, this time armed with an invisibility formula. Strange things start to happen in a stage theater where there seems to be an invisible menace on the prowl. The invisibility special effects are very well done in what is easily one of the series’ better entries. From 16mm.