- AudiolivroThe Queen and Prince PhilipHelen Cathcart
- AudiolivroThe Queen in her CircleHelen Cathcart
- AudiolivroPrincess MargaretHelen Cathcart
- AudiolivroThe Queen MotherHelen Cathcart
- AudiolivroPrincess AlexandraHelen Cathcart
- AudiolivroCharles Before DianaHelen Cathcart
- AudiolivroThe Princess RoyalHelen Cathcart
- AudiolivroLord SnowdonHelen Cathcart
- AudiolivroThe Duchess of KentHelen Cathcart
- AudiolivroThe Queen and the TurfHelen Cathcart
- AudiolivroSandringhamHelen Cathcart
- AudiolivroRoyal Lodge, WindsorHelen Cathcart
- AudiolivroThe Queen HerselfHelen Cathcart
- AudiolivroThe Queen and the ArtsHelen Cathcart