If Jackson thought Long Susan was going to let Drake and Rose bring up her little boy, he’s beginning to realise how wrong he was, as she takes more and more risks in her plans to get him back.

The police surgeon’s work, now encompassing 19th-century blood spatter analysis, must be light relief, as is his enjoyment of Reid and Drake’s bickering.

This week, the pair are at loggerheads over a suspect in the murder of a talented football player at the ironworks, and we’re treated to the spectacle of a Victorian match.

While some things haven’t changed – the star player was about to get a transfer to ‘the Arsenal’ – it seems a terrible shame that referees no longer wear bowler hats…