Police were called at around 3:20pm yesterday (Dec 23) to the report of a two vehicle road traffic collision on the A590 at Lindale Brow.
The collision involved a Toyota Auris and Range Rover.
Cumbria Fire and Rescue and Air Ambulance were also at the scene.
A passenger in the Range Rover a 40-year-old man from Barrow suffered a head injury and was taken to Preston hospital.
There were no reported injuries to the driver of the Range Rover a 33-year-old man from Barrow
The driver of the Toyota a 77-year-old man from Barrow suffered life threatening injuries and was taken to Aintree Hospital via air ambulance.
A passenger in the Toyota a woman has injuries described as critical and was taken to Preston Hospital.