What?
A young American woman traveling through Italy finds herself in a strange Mediterranean villa where nothing seems quite right.
Marcello Mastroiannias AlexSydne Romeas NancyHugh Griffithas Joseph NoblartGuido Albertias PriestHenning Schlüteras CatoneGianfranco Piacentinias TonyChristiane Barryas DresserPietro Tordias Man-ServantMogens von Gadowas GermanDieter Hallervordenas GermanRomolo Vallias GiovanniRoman Polanskias MosquitoRichard McNamaraas CharlieJohn Karlsenas EdwardLivio GalassiAlvaro Vitalias Cross-Eyed PainterRenate Langeras Naked Girl with Hat (uncredited)Carla ManciniNerina MontagnaniFranco Pesce