Who Were They?

This photo feels British to me, if only for the curlicued mustache on the man to the right. The uniforms are rather ornate, and on enlargement you can see that all the action is taking place with Mr. Right Hand Man. He is holding some sort of hat, has a sword sheath and some very ornate cording decoration. His eyebrows are really interesting, as they are almost white or white-blonde, and with his hair swept back he has a rather theatrical look about him. Mr. Left Hand Man has one of those pencil thin mustaches that are sometimes associated with dashing film stars like Errol Flynn and Clark Gabel. These two men are standing in front of a curtain, which suggests some sort of ceremony….?