Star Wars: Episode III - Revenge of the Sith has genre Adventure. Adventure : `~Subject`: A Time to Kill
[Human]: Could you recommend a movie similar to Star Wars: Episode III - Revenge of the Sith. [Assistant]: If you like the adventure aspect of that movie, you may enjoy A Time to Kill. Have you seen that? [Human]: I have not, who is on that movie? [Assistant]: Matthew McConaughey, Oliver Platt, and Kevin Spacey are all in that movie. They are great actors. Is that something that would interest you? [Human]: Yes Matthew McConaughey is one of my favorite actors, what else is he in? 
He was also in the movie, The Lion King. Have you seen that?