瑞恩（马特•达蒙 Matt Damon饰 ）是二战期间的美国伞兵，被困在了敌人后方。更不幸的是，他的三个兄弟全部在战争中死亡，如果他也遇难，家中的老母亲将无依无靠。 　　美国作战总指挥部知道了这个情况，毅然决定组织一个小分队前往救援，其中包括米勒上尉（汤姆•汉克斯 Tom Hanks 饰 ）和翻译厄本（杰里米.戴维斯 Jererry Davies饰）。然而，敌方危险重重，他们一路上随时与死亡打交道。他们非常怀疑，到底值不值得冒着八个人的生命危险，去搭救一个人。 　　大家一路辗转寻找瑞恩，对于这次搭救行动，有人不满，有人热忱，有人好奇。大家一次次闻到死神的气息，瑞恩的获救付出了沉重的代价。Opening with the Allied invasion of Normandy on 6 June 1944, members of the 2nd Ranger Battalion under Cpt. Miller fight ashore to secure a beachhead. Amidst the fighting, two brothers are killed in action. Earlier in New Guinea, a third brother is KIA. Their mother, Mrs. Ryan, is to receive all three of the grave telegrams on the same day. The United States Army Chief of Staff, George C. Marshall, is given an opportunity to alleviate some of her grief when he learns of a fourth brother, Private James Ryan, and decides to send out 8 men (Cpt. Miller and select members from 2nd Rangers) to find him and bring him back home to his mother...