The RNLI volunteers at Lough Ree Lifeboat Station race to the rescue of the last inhabitant of a remote island. On the north-east coast of England, the Blyth crew races to find a kayaker in trouble in the North Sea, while at Tower station in Central London, a dog is trapped by the tide on the River Thames.

RNLI volunteers race to the rescue of a shark attack victim, two boys being swept out to sea in a rip current and two fisherman caught by the tide and now stranded in a rising sea.