 The chancel is decorated with bands of marble and has a marble floor inlaid with Italian mosaic tiles.A brass memorial plaque commemorates Griffith Llewellyn and his wife Madelina (née Grenfell), both of whom are buried in the churchyard, close to the ruins of the original Saint Baglan's church, which is also listed.Stained glass windows in the church include designs by William Morris (St Cecilia with Musical Angels) and Edward Burne-Jones (Crucifixion with the Virgin Mary and St John), as well as a Celtic Studios design installed in 1972.