- AudiolibroThe Queen and Prince PhilipHelen Cathcart
- AudiolibroThe Queen in her CircleHelen Cathcart
- AudiolibroPrincess MargaretHelen Cathcart
- AudiolibroThe Queen MotherHelen Cathcart
- AudiolibroPrincess AlexandraHelen Cathcart
- AudiolibroCharles Before DianaHelen Cathcart
- AudiolibroLord SnowdonHelen Cathcart
- AudiolibroThe Princess RoyalHelen Cathcart
- AudiolibroThe Duchess of KentHelen Cathcart
- AudiolibroThe Queen and the TurfHelen Cathcart
- AudiolibroRoyal Lodge, WindsorHelen Cathcart
- AudiolibroSandringhamHelen Cathcart
- AudiolibroThe Queen HerselfHelen Cathcart
- AudiolibroThe Queen and the ArtsHelen Cathcart