He Walked by Night (1948)

This film-noir piece, told in semi-documentary style, follows police on the hunt for a resourceful criminal who shoots and kills a cop.

Directors:

 Alfred L. Werker (as Alfred Werker) , Anthony Mann (uncredited)

Writers:

 Crane Wilbur (story), Crane Wilbur (screenplay), 2 more credits »

Stars:

 Richard Basehart, Scott Brady, Roy Roberts - via IMDB

https://archive.org/details/He_Walked_by_Night_1948