Barretstown Centre in Ireland provides specialist relief and treatment for children suffering from often terminal diseases.
Many travel to the centre for the last days of their young lives. Over the years Barretstown has helped children from across Europe, including Beslan and Chernobyl.
Castle of Hope follows Ray Cronin, a 17-year old boy from England who has had leukaemia. The cancer in now in remission and he had arrived at Barretstown to rediscover the time he has lost and have some fun.
Part of a 28 x 25-minute documentary series produced for the BBC. These films can be bought individually or as a series.