Watch Saving Lives At Sea

In Baltimore, south-west Ireland, the crew are called out to reports of a solo sailor clinging onto his upturned catamaran, over 70 miles out to sea.

In Kinghorn, on Scotland's east coast, a simple call out for the RNLI crew to a paddleboarder in difficulty isn't all that it seems.

In Thurso, Scotland's most northerly mainland station, the crew race to the rescue of an ocean-going rower who's run into trouble 40 miles out to sea.

In Swanage, on the Dorset coast, the RNLI crew race to the rescue of a diver whose life hangs in the balance.

The RNLI's lifeboat crews are made up of six thousand volunteer crew members who are prepared to put their lives on the line 24 hours a day, 365 days a year, and whatever the weather Saving Lives at Sea tells the compelling stories of the men and women from the 238lifeboat stations across the UK and Ireland who race to the rescue of those whose lives are in peril.

In Eastbourne, new recruit Chris is put through his paces when two casualties are cut off by the tide near Beachy Head. On the coast of south Wales, Penarth crew member Tom is called up for his first ever shout when a female paddleboarder is caught out by the tide.

On Ireland's north-west coast, the crew at Bundoran race to the rescue of a teenage girl who's been swept out to sea by a rip current. In Portishead, north Somerset, a man has suffered serious chest injuries after falling 30 feet from a cliff, and needs to be rushed to hospital. Across the Bristol Channel, in Porthcawl, a missing dog sends the crew on a wild goose chase.

In Lyme Regis, on Dorset's Jurassic coast, the crew face a frantic search for three fishermen whose boat has capsized in the River Axe.

In Swanage, the lifeboat crew work hand in hand with the specialist coastguard rope team to help an injured climber.

In Newhaven, the RNLI volunteers race to the rescue of two paragliders who have landed on an isolated stretch of beach, and are now being swamped by the rapidly rising tide.