While on a rural vacation, Paris police detective Steven Geray finds himself falling for his hotelier's young daughter (Micheline Cheirel). When the woman and her ex-fiancé turn up murdered, the cop's quest for the killer takes uncanny turns, in "So Dark the Night" (1946). Dick Powell stars as casino manager "Johnny O'Clock" (1947), whose tenuous partnership with gangster Thomas Gomez starts fraying amongst a raft of double-crosses and murders. Evelyn Keyes, Ellen Drew co-star. FBI agent Dennis O'Keefe and Scotland Yard inspector Louis Hayward have to pool their resources to stem the theft of atomic secrets from a Southern California facility in "Walk a Crooked Mile" (1948). Louise Albritton, Onslow Stevens co-star. Patrol car partners Edmond O'Brien and Mark Stevens are faced with peril at the hands of vengeful hood Donald Buka in the police procedural "Between Midnight and Dawn" (1950). Gale Storm, Roland Winters co-star. G-man George Murphy must bring down a Boston-based sleeper cell before they kidnap refugee scientist Finlay Currie in the Red Menace opus "Walk East on Beacon!" (1952). 7 hrs. total on five discs. Standard; Soundtrack: English Dolby Digital stereo.