Unbekannter rechnet ab, Ein was released in the year 1974。Unbekannter rechnet ab, Ein is also called as Ten Little Indians, Kymmenen pientä neekeripoikaa, En af os er morderen, Dix petits nègres, Thanatos stin Persepoli, Deka mikroi Indianoi, And Then There Were None, ...e poi non ne rimase nessuno, Diez negritos。
Updated version of the Agatha Christie book "And Then There Were None. In this version, the group is invited, under false pretenses, to an isolated hotel in the Iranian desert. After dinner, a cassette tape (voiced by the legendary Orson Welles) accuses them all of crimes that they have gotten away with. One by one they begin to die, in accordance to the Ten Little Indians Nursery rhyme. After a search is made of the hotel, they realize that the murderer is one of them. A few members of the group attempt to trust each other, but the question still remains, who can one trust? and who will leave the hotel alive?