**Rosencrantz and Guildenstern must remain in the theater.** This film is perhaps the proof that not all successful plays are good enough to work in the cinema. Rosencrantz and Guildenstern are two characters from “Hamlet”, by William Shakespeare, but it is difficult for anyone to remember them without being very knowledgeable about the literary work in question. They really barely matter to the action. Here, they are the main actors, and we are invited, in a way, to see things through their eyes. In theater, this is interesting. In the cinema, and for a general audience that doesn't know “H...