One Mysterious Night is a 1944 crime film, the seventh in a Columbia Pictures series starring Chester Morris as reformed crook Boston Blackie. It was preceded by The Chance of a Lifetime and followed by Boston Blackie Booked on Suspicion. Blackie is called upon to recover a stolen diamond.The film is noteworthy as the directorial debut of Budd Boetticher, though he is credited under his real name, Oscar Boetticher, Jr.