Question: Detlev Buck and Herschell Gordon Lewis, are American?
Sentence (from "Herschell Gordon Lewis"): He is often called the "Godfather of Gore" (a title also given to Lucio Fulci), though his film career included works in a range of exploitation film genres including juvenile delinquent films, nudie-cuties, two children's films and at least one rural comedy.
Relevant evidence: No