During 1985, he shot the film "The Sacrifice" in Sweden. At the end of the year he was diagnosed with terminal lung cancer. In January 1986, he began treatment in Paris and was joined there by his son, who was finally allowed to leave the Soviet Union. "The Sacrifice" was presented at the Cannes Film Festival and received the Grand Prix Spécial du Jury, the FIPRESCI prize and the Prize of the Ecumenical Jury. As Tarkovsky was unable to attend due to his illness, the prizes were collected by his son, Andrei Andreyevich.