Derek S is absolutely right, there is a lot of merging of fact with drama-fiction for the purpose of the storyline.

The singer of the song that backs the start- and end-titles of the programme is not credited anywhere on the transmission or on the programme website, as far as I can ascertain. And I'm not sure that the version she sings is even done to the same tune as the Hutton-collected version.

The waters of Scarborough bay get ever muddier...