Saskia Reeves (Freya Galdie) & Jamie Michie (Lowrie) also worked together on Poster Child (2013) as Laura Marsden & Gary Webb respectively.
Struan Rodger (Alec) & Ace Bhatti (Calvin Sarwar) also worked together on episode 7.2, Dark Angel (2017), of Vera (2011) as Father O'Brien & Stuart Mayfield respectively.