Dr Death follows the tale of a gruesome serial killer who used the cover of World War Two to get away with murder. Dr Marcel Petiot promised his 27 victims an escape from Nazi occupied France, but instead murdered them in cold blood in his home.The Monster at Montmarte is about the late 1980's which saw the colourful Montmartre district of Paris terrorised by a prolific killer, who targeted elderly ladies. The police finally tracked down and arrested a transvestite drug addict and his younger boyfriend.