The adventure begins when the loving owners of three irresistible pets (Chance, a fun-loving American bulldog pup; Sassy, a hilarious Himalayan cat who lives up to her name; and Shadow, a wise old golden retriever) are forced to leave them in the temporary care of a friend who lives hundreds of miles away. But after several days, the worried animals begin to their family must be in trouble, so they decide to head for home. On their incredible journey across the ruggedly beautiful Sierras, they encounter unexpected surprises from man, beast, and nature alike.
新世纪某个圣诞节前夕,在美国一座位于沙漠腹地的餐馆内,美丽的克莱尔(阿德琳妮·帕里奇 Adrianne Palicki 饰)和男友吉普(卢卡斯·布莱克 Lucas Black 饰)正全心期待新生命的降临。这一天,一名看似和蔼可亲的老妇人造访餐馆,却说出不详的话语,并引发难以想象的血腥争斗。正在此时,沙漠尽头的天空出现诡异景象,仿佛预示着灾难的到来。 不久,驾驶警车的神秘男子迈克(保罗·贝坦尼 Paul Bettany 饰)来到这群惶恐之人的面前,尾随而来的还有一群形貌邪恶的怪人。原来,随着工业文明的高度发达,人类的精神世界却堕落得无以复加。上帝不满于此,于是决定派出天使大军毁灭人类。而身为天使长的迈克却对此并不认同,他孤军奋战,只为保护人类最后的希望——克莱尔腹中的孩子……
基于Bob Zellner的自传《The Wrong Side of Murder Creek A White Southerner in the Freedom Movement》,Zellner出生于阿拉巴马州,是某个三K党成员的孙子,1961年,他被卷入民权运动的中心。 提尔饰演Zellner,海尔饰演Zellner的大学女友Carol Ann,丹内利饰演Zellner的爷爷,福曼饰演Zellner的爸爸。