Secret Agent X 9 (1945 serial)

Secret Agent X9 1945 is a Universal movie serial based on the comic strip Secret Agent X9. It was the second serial with this name, the first was released by Universal in 1937.

Secret Agent X9 was based on the comic strip Secret Agent X9 by Dashiell Hammett, Leslie Charteris and others. It was Universals last comic strip adaptation from 1936 to 1945, Universal almost made more serial adaptations of comic strips than both of their rivals, Columbia and Republic, combined. The serial reuses footage and Frank Skinners score from Universals Gung Ho.

Source: Wikipedia