Mikhail Gorbachev, former president of the Soviet Union, sits down with filmmaker Werner Herzog to discuss his many achievements. Topics include the talks to reduce nuclear weapons, the reunification of Germany and the dissolution of his country.

Breakthrough tells the story of a renegade scientist’s quest to find a cure for cancer, the disease that killed his mother. Texan Jim Allison is a 2018 Nobel Prize winner for discovering how to prompt a cancer patient’s own immune system into defeating their disease, but for decades he waged an often-lonely struggle against the painful skepticism of the medical establishment.