Ten people are invited to a hotel in the Iranian desert, only to find that an unseen person is killing them one by one. Could one of them be the killer?
Cast: Oliver Reed, Elke Sommer, Richard Attenborough, Stéphane Audran, Gert Fröbe, Herbert Lom, Maria Rohm, Adolfo Celi, Alberto de Mendoza, Charles Aznavour
