Music:
- Smack my Bitch Up, by The Prodigy
- When The Sun Goes Down, by Arctic Monkeys (2006)
- St Petersburg, by Supergrass, from the album Road to Rouen (2005)
- Wondering, by Dirty Pretty Things, (2006)
- Books From Boxes, by Maximo Park (2007)
- Take Her Back, by The Pigeon Detectives, from the album Wait For Me (2007)
- Friendly Ghost, by Eels
- Human, by The Killers
- Hurt, by Johnny Cash
Mitchell (Aidan Turner) asks George (Russell Tovey) if he was a spy after Owen leaves the house. Russell Tovey later played a spy in Quantico (2015) .