Baldi is a murder mystery series first broadcast on the UK radio station BBC Radio 4. The central character is Paolo Baldi (played by David Threlfall), a Franciscan priest on sabbatical, lecturing on semiotics at a university in contemporary Dublin. After helping the police as a translator for an Italian witness, he turns sleuth. Created by Barry Devlin, it was produced by BBC Northern Ireland. Series 1 began broadcasting in 2000, while Series 5 concluded at the end of 2010.