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 making of the film, Alec Guinness was mistaken by a small boy for an actual priest. This episode appears to have played a part in Guinness's later conversion to Roman Catholicism.,其他人的情况也都几乎是一样的,还没反应过来就已经被张小飞一一撂倒在地,而张小飞整个人就仿佛是在清理眼前一些碍眼的垃圾,一点儿费劲的样子都没有,随手就将这些人给掀翻。……