Reuben Bercovitch in 2017. Photo © Stephen Bercovitch. Reuben Bercovitch was a producer and screenwriter who worked with Henry G. Saperstein at United Productions of America (UPA) on various film productions throughout the 1960s. On UPA's collaborations with Toho, Mr. Bercovitch's credits include: Frankenstein Conquers the World (1965), Monster Zero (1965), The War of the … Continue reading A SCREENWRITER FOR ALL SEASONS! Reuben Bercovitch’s Family Reflects on His Accomplished Life and Career!