Episode six will follow the rescue of a five people from an around the UK rowing boat challenge which has gone goes disastrously wrong, as they inch ever closer to an area of treacherous rocks. Over on the West coast of Wales, MCA surveyors are making an unannounced visit to two previously inspected fishing vessels and, at the iconic Seven Sisters cliffs, a family’s sightseeing holiday turns into a fight for survival. Meanwhile on the south coast, we will watch a Coastguard Rescue Team use their skills to help paramedics extract an injured crewman in severe pain from an awkward part of a commercial shipping vessel...