Guest Stars Christina Chong as Tamsin Tobias Menzies as Liam Monroe David Ajala as Jeff Carter Jason Flemyng as Jack Napier Chloe Pirrie as Gwendolyn Harris Pip Torrens as Phillip Crane Abigail Thaw as MP Selection Committee 2 Amber Anderson as Sara Kenneth Collard as Jim Daniel Rigby as Jamie Salter Michael Shaeffer as Roy James Lance as Conor Simpson Charlotte Longfield as Shopper Sarah Hoare as Woman with Pushchair James Howard as Reporter Ed Gaughan as Shaun Michael Webber as MP Selection Committee 1 Jack Monaghan as Hustings Host Louis Waymouth as Simon Finch Daniel Tartarsky as Returning Officer James Richard Marshall as Monroe's Campaign Agent Bruce MacKinnon as MP Selection Committee 3