Pool of London
Starring Bonar Colleano, Susan Shaw, Renée Asherson, Earl Cameron, Moira Lister, Max Adrian, Joan Dowling, James Robertson Justice, Leslie Phillips, Alfie Bass
Watch "Pool of London" on Netflix released in 1951. It's a drama and crime movie, and has a rating of 7.1 out of 10 from Imdb which is usually fine for this kind of movie.