In Porthcawl, on the south-west coast of Wales, the crew receive a call about a swimmer who’s been swept out to sea in a rip current - as his wife and son watch on helplessly.

In Porthcawl, on the south-west coast of Wales, the crew receive a call about a swimmer who’s been swept out to sea in a rip current - as his wife and son watch on helplessly.

On the north Somerset coast, the Minehead crew come close to disaster in a challenging rescue of two walkers cut off by the tide.

On the north Somerset coast, the Minehead crew come close to disaster in a challenging rescue of two walkers cut off by the tide.

In Mudeford, on the Dorset coast, a search for a missing kayaker quickly escalates when it emerges that there are six more kayaks unaccounted for.

In Mudeford, on the Dorset coast, a search for a missing kayaker quickly escalates when it emerges that there are six more kayaks unaccounted for.

In Walmer, the crew respond to reports of a major incident involving a small boat in the Channel. On arrival, they are faced with mass casualties in the freezing water.

In Walmer, the crew respond to reports of a major incident involving a small boat in the Channel. On arrival, they are faced with mass casualties in the freezing water.

In Humber, the crew must work closely together to pull off the dangerous medivac of a fisherman with a spinal injury.

In Humber, the crew must work closely together to pull off the dangerous medivac of a fisherman with a spinal injury.

In Queensferry, on the east coast of Scotland, an American visitor is caught out by the tide and is barely conscious when the RNLI crew drag him out of the water.

In Queensferry, on the east coast of Scotland, an American visitor is caught out by the tide and is barely conscious when the RNLI crew drag him out of the water.

In Castletownbere, crew member Donagh faces a baptism of fire on his first ever shout as the crew carry out a dramatic rescue of a fisherman who’s suffered a suspected stroke.

In Castletownbere, crew member Donagh faces a baptism of fire on his first ever shout as the crew carry out a dramatic rescue of a fisherman who’s suffered a suspected stroke.

In Porthcawl, a fisherman has been dragged lifeless out of the sea by bystanders. The lifeboat crew race to the beach and join the desperate attempts to resuscitate him.

In Porthcawl, a fisherman has been dragged lifeless out of the sea by bystanders. The lifeboat crew race to the beach and join the desperate attempts to resuscitate him.