Watch on the Rhine Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. On the eve of World War II the German Kurt Müller his American-born wife Sara and their three children having lived in Europe for years visit Sara's wealthy mother near Washington DC. Kurt secretly works for the anti-Nazi resistance. A visiting Romanian count becoming aware of this seeks to blackmail him. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Paul Lukas, Bette Davis, Donald Buka, Eric Roberts, Donald Woods, Beulah Bondi, Henry Daniell, Lucile Watson, Helmut Dantine, Anthony Caruso, George Coulouris, Geraldine Fitzgerald .