Stray Dog
野良犬 (original)
A bad day gets worse for young detective Murakami when a pickpocket steals his gun on a hot, crowded bus. Desperate to right the wrong, he goes undercover, scavenging Tokyo’s sweltering streets for the stray dog whose desperation has led him to a life of crime. With each step, cop and criminal’s lives become more intertwined and the investigation becomes an examination of Murakami’s own dark side.
Starring Toshiro Mifune, Toshirō Mifune, Takashi Shimura, Keiko Awaji, Eiko Miyoshi, Noriko Sengoku, Noriko Honma, Reikichi Kawamura, Chōko Iida, Eijirō Tōno
Watch "Stray Dog" from streaming services filmboxlive (Prime), Tubi TV, Plex Free and several more released in 1949. It's a drama and thriller movie, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of movie.
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Tubi TV