The Queen's Sister is a 2005 British television movie directed by Simon Cellan Jones. The teleplay by Craig Warner is a semi-fictionalized account of the life of Princess Margaret, the younger sister of Queen Elizabeth II, from 1952 until the mid-1970s. It was produced by Touchpaper Television, part of the RDF Media Group, and was broadcast by Channel 4. It has been released on DVD by BBC Video.