A documentary about the era of classic monster movies that were made at Universal Studios during the 1930s and 1940s. A documentary about the era of classic monster movies that were made at Universal Studios during the 1930s and 1940s. A documentary about the era of classic monster movies that were made at Universal Studios during the 1930s and 1940s. A documentary about the era of classic monster movies that were made at Universal Studios during the 1930s and 1940s.