Question: What nationality is the director of film Demetrius And The Gladiators?
Sentence (from "Delmer Daves"): In addition, Daves would work with some of the most famous actors of the time; a few would make several movies with him, including Gary Cooper, Glenn Ford, Richard Egan, Alan Ladd, Troy Donahue, Ernest Borgnine, and Rossano Brazzi.
Relevant evidence: No