Orient Express

The Man Called X is an espionage radio drama that aired on CBS and NBC from July 10, 1944, to May 20, 1952. The radio series was later adapted for television and was broadcast for one season, 1956–1957.

Wikipedia. CC BY-SA 4.0. Updated Jul 10, 2026.

“Orient Express.” The Man Called X. Radio broadcast, January 27, 1951.