Last regular appearance of David Leon as DS Joe Ashworth, DCI Vera Stanhope's sidekick. In his place Kenny Doughty joins the cast as DS Aiden Healy fulfilling the role of DCI Stanhope's number 2.
Last appearance by Clare Calbraith as Shep. The character is replaced by her predecessor Bethany in the next series.
The last appearance of David Leon as Joe Ashworth which means Vera is now the only character to appear in every episode to date.