Olivia Coleman – who leads the black comedy, playing Queen Anne – took home the best actress award, while co-star Rachel Weisz was named best supporting actress fo her role as the Queen’s favourite.
Disobedience, which was nominated in several categories, won one award with Alessandro Nivola claiming best supporting actor award for his portrayal of a north London Orthodox Jewish man.
The British production was honoured with a further eight awards, including best independent film, best director and best screenplay.
Other winners included Joe Cole, who won the best actor award for his portrayal of an English boxer in a Thai prison in A Prayer Before Dawn.