Le Salaire de la peur

Le Salaire de la peur, also known as Wages of Fear, is a 1953 french thriller. European immigrants in Latin America are trapped, due to economic reasons, in a small town were an American company enslaves people to its oil drilling jobs. Work for them, or die of hunger. A fire in an oil field provides them with the much desired chance to escape: deliver nitroglycerin needed to create an explotion that will kill the fire, and in the process, make a lot of money. The catch is that the trucks have to go through the jungle, and don't have the proper equipment to protect the liquid explosive from going off due to road bumps. It starts slow, but once the trucks hit the road, it will keep you tense, on the edge of your seat, as if you would explode too if shaken.