Nightmare A new and rich heir, Anna Margot, is receiving threatening phone calls from an old friend, Anna not knowing what to do requests the help of her friend Tonis Karzis, the anxiety will culminate as a series of unexplained murders follows . Details Casts Galleries Posters Title Nightmare Release Date 1961-09-01 Runtime 01 Hours 33 Minutes Genres Mystery Thriller Drama Horror Production Companies Unknown Production Countries Greece Michalis Nikolinakos... Tonis Karzis... Voula Harilaou... Anna Margo... Thanasis Mylonas... Alexandros... Stavros Xenidis... Babis Fokas... Dimitris Nikolaidis... Mr. Pallis... Zannino... Valentino... Athena Michaelidou... Mrs. Margo... Aliki Andreou... ... Dionysia Roi... ... Depi Martini... Evi Linardou... Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (689x1000)