 This film narrowly escaped an X rating in the U.S. because of some  questionable footage during the Cliveden House orgy sequence. Under  closer scrutiny it was determined that a couple of extras were  engaged in actual copulation on a piano in one of the background  scenes. Even though they were not captured in sharp focus, the scene  had to be trimmed for all general releases to avoid the restrictive  rating, which BBFC censor James Ferman accomplished by defusing the  light from a table