Black comedy series written by and starring The League of Gentlemen members Reece Shearsmith and Steve Pemberton, first broadcast on BBC Two in 2009. A second series ran in 2011.
The series follows five different characters, all from different parts of the UK, who have been blackmailed by the same person who sent them each a letter with the message: "I know what you did'.
Daneil Kaluuya, Dawn French and Imelda Staunton also starred.
Tom Andrews appeared as Chris in three episodes in series 2.