Answer
The answer is Romantic Drama. Richard Donner's illustrious 50-year career in filmmaking encompassed a diverse range of genres, but Romantic Drama was not among his predominant focuses. Instead, he was renowned for his mastery in crafting high-octane action blockbusters, such as the iconic "Lethal Weapon" series, as well as beloved family adventure films like "The Goonies" and the heartwarming holiday classic "Scrooged."