Guest Stars Kahl Murphy as Connor Judge Kye Murphy as Connor Judge Clive Russell as Ch. Insp. Fred Abberline Anna Burnett as Mathilda Reid Anna Koval as Rachel Castello Ellie Haddington as Agatha Chudleigh Joseph Harmon as Robin Sumner Patrick Drury as Col. Sir Edward Bradford Matthew O'Brien as Const. Renshaw Ruairí Heading as Const. Moulton