Eddie Mannix and Howard Strickling are virtually unknown outside of Hollywood and little-remembered even there, but as General Manager and Head of Publicity for Metro-Goldwyn-Mayer Studios, they lorded over all the stars in Hollywood's golden age from the 1920s through the 1940s--including legends like Garbo, Dietrich, Gable and Garland. When MGM stars found themselves in trouble, it was Eddie and Howard who took care of them--solved their problems,...