Biography
Jon Costelloe is a British film and television editor. His credits include the television film Blade on the Feather (1980) and episodes of the series Agatha Christie's Poirot (1989–2003).
He has edited numerous other television productions, among them Secret State (2012), New Tricks (2010–2011), Foyle's War (2010) and Agatha Christie's Marple (2006). Costelloe won a BAFTA Award for his editing work.
