The British workers revisit the places where they faced their toughest working days.
The Return homepage
A fireman, a farmer and a taxi driver try to work in some of the world's toughest places.
Series 4 homepage
A miner, ferryman and nurse try to work in some of the world's toughest places.
Series 3 homepage
A train driver, fisherman and binman try to work in some of the world's toughest places.
Series 2 homepage
A midwife, bus driver and paramedic try to work in some of the world's toughest places.
Series 1 homepage
