A Polish sailor and a young Welsh tomboy become unlikely allies after she witnesses him commit a crime of passion in the docklands area of Cardiff. With its location shooting and scenes of port city street culture, Tiger Bay presaged the cinema of the British New Wave, while Hayley Mills’ starring performance won the 12 year-old a special prize at the Berlin Film Festival and launched her career.
A twelve-year-old tomboy witnesses the murder of a woman by her Polish merchant marine boyfriend, but bonds with him and thwarts the police in their investigation.