<p>　　Father Brown tries to transport a historically important cross to Rome engaging in battles of wits and faith with a thief and pursuing policeman. The thief, named Flambeau (Finch), is a master of disguise and is elusive, as Fath…

基尼斯扮演的角色发明了一种永不变脏也永远穿不破的神奇布料，这简直是人类的福音——因此，纺织厂老板和工会领导决定，要在所有人都失业以前干掉基尼斯。被追杀的基尼斯狂奔过黑暗的街巷，但是对他来说躲起来并不容易，因为他的衣服在黑暗中闪闪发光。

正要赶往伦敦完婚的凯莉（MargaretLockwood）因雪崩被困在山下的小旅馆里，偶遇摄影记者康德（MichaelRedgrave），两个人因小事发生争执，第二天大家各自赶路，却登上了同一列火车。\r在车上凯莉与一名老妇人佛洛伊（DameMayWhitty）结伴，彼此照料。然而凯莉因头部被撞，恍惚中沉沉睡去，待她醒来，老妇人不见了。四处寻找佛洛伊，却不见她的踪…

Father Brown tries to transport a historically important cross to Rome engaging in battles of wits and faith with a thief and pursuing policeman. The thief, named Flambeau (Finch), is a master of disguise and is elusive, as Father Brown pursues him and tries to convince him to abandon his criminal career.　　During the m…