Arthur Darvill (Rev. Paul Coates) & Shaun Dooley (Ricky Gillespie) also worked together on two episodes of The White Queen (2013) as The Duke of Buckingham & Sir Robert Brackenbury respectively.
Olivia Colman (Ellie Miller) & Meera Syal (Judge Sonia Sharma) also worked together on Beautiful People (2008) as Debbie Doonan & Aunty Hayley respectively.
Charlotte Rampling (Jocelyn Knight) & Marianne Jean-Baptiste (Sharon Bishop) also worked together on Spy Game (2001) as Anne Cathcart & Gladys Jennip respectively.
Eve Myles (Claire Ripley) and Lucy Cohu (Tess Henchard) have both appeared in the five episode Torchwood, Season 3: Children of Earth as Gwen Cooper and Alice Carter respectively.