Dark of Night

Dark of Night is an American dramatic anthology series which aired on the now-defunct DuMont Television Network. It aired Fridays at 8:30pm EST from October 3, 1952, to May 1, 1953.
The series starred mostly unknown actors. In it, the character known as "The Stranger" traveled to a different site each week in order to solve a crime. Each episode was filmed at a different location in the New York City area. According to Brooks and Marsh (1984), locations included a Coca-Cola bottling plant, Brentano's book store in Manhattan, a castle in New Jersey, and the American Red Cross Blood Bank.
Episode status.
Though most episodes of DuMont series were eventually destroyed, the UCLA Film and Television Archive has one episode of "Dark of Night".