Cohn continued his string of Best Foreign Film Oscars with "Black and White in Color" (1976), a satirical anti-war story set in Africa's Ivory Coast, and "La Diagonale du Fou/Dangerous Moves" (1984), a drama, shot in Switzerland and set in the high-tension world of international championship chess. He also made notable returns to the realm of documentary with "The Final Solution" (1983), termed by Elie Wiesel as the most impressive film-document about the Holocaust. and with Barbara Kopple's landmark saga of a six-year labor dispute at a Minnesota meat-packing plant, "American Dream" (1990).
More recently, he produced the family drama "Two Bits" (1995), starring Al Pacino, and the Berlin Film Festival Golden Bear winner "Central Station/Central do Brasil" (1998).