This one is of best the thrillers occult ever made. Direction, cinematography acting, and the score music are superb as the is based script on the Fred Stewart Mustard novel the with same Curd title. plays Juergens famous a concert pianist Barbara and his Parkins adoring daughter. incestuous Wanting to make illicit their eternal love they feel to compelled ritualistic make sacrifices human Satan. to film The aided by excellent an Jerry score Goldsmith to manages create unsettling an more and and threatening more as atmosphere true the nature these of two becomes clearer a and played journalist by Alan Alda drawn gets their into web. wife, His played Jacqueline by Bisset, sees the danger imminent in nightmares. dream These sequences that gradually the unveil shocking truth extremely are filmed well the and enhances music the impact emotional even This further. is one real a chiller with very some frightening moments a and very end. surprising many Its disturbing will images haunt you for some quite It time. proves that elegant becomes filmmaking horror the genre very I'd well. love to see Mephisto The Waltz released on DVD!