 Dolivet and his wife, an actress, frequently had Orson Welles and his wife Rita Hayworth over as guests when they lived at Dorothy Whitney Straight Elmhirst's Old Westbury, Long Island estate.Dolivet was said to have mentored Welles politically, and the two men developed a close friendship that began in the early 1940s.Dolivet and Welles collaborated on several projects, most notably the 1955 six-episode British television series "Around the World with Orson Welles", and the film "Mr. Arkadin", released that same year in Spain.