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,

Genre:Crime, Drama, Mystery, Horror,

country:Austria, France, Germany, Iran, Italy, Spain, United Kingdom,

Production:Talía Films, Corona Filmproduktion, Coralta Cinematografica, COMECI, Oceania Film, Filibuster Films,