Mr Matches (1953)

An arsonistforhire dubbed Mr Matches has been been torching buildings all around the city Bernard Frank head of the fire bureau knows who hes looking for because hes spotted in the crowd at each of his jobs admiring his work To catch Mr Matches in the act the department has an excon hire him to take down a building theyre monitoring His capture becomes personal after Franks son is killed in one of the arsonists fires