15:30Weatherman Walking Series 7 ReversionsEpisode 5: Caldey IslandBBC One Wales Duration: 30 minutes Fri 8th Jul 2016, 15:30 on BBC One WalesDerek Brockway takes a hop across the water from Tenby to Caldey Island, which is well-known for its monastery, monks and lavender perfume.ContributorsPresenter:Derek BrockwayProducer:Gareth Rees-RowlandsGenresFactualTravelFormatsDocumentariesBrandWeatherman Walking SeriesWeatherman Walking : Series 7 Reversions Source: BBC Online