The Sisters [99774] Released: 1969-09-08 Revenue: $0 Budget: $0 Profit: $0 Runtime: 110 mins Popularity: 0.6764 Vote Average: 4.1 Vote Count: 5 Overview: Faced with a broken marriage, a woman decides to try to rekindle incestuous relationship with her younger sister, who is married to a wealthy older man. Cast [11] Susan StrasbergMartha Nathalie DelonDiana Massimo GirottiAlex Giancarlo GianniniDario Lars BlochMartha's Lover Franco AbbianaParty Guest Gianni PuloneParty Guest Attilio DottesioParty Guest Rossana CanghiariTrain Passenger Alfonso GigantiDiana's Driver Filippo PeregoParty Guest Trailers