Carl is a member of the UK's acclaimed Cornish company Kneehigh Theatre and has performed shows such as 'Quick Silver' which he wrote, 'The King of Prussia', 'The Riot', 'Pandora's Box', 'Wagstaffe the Wind-up Boy' and most recently, 'Nights At The Circus'. Other writing credits for the company include Tristan & Yseult and The Bacchae co-written by 'Anna Maria Murphy' . He has also written for BBC TV and Radio. He co-founded the Cornish film and theatre company O-Region of which fellow Cornish directors Mark Jenkin, John Crooks and Simon Harvey are also members of. They currently tour the UK with Nick Darke's 'Laughing Gas'. Carl is currently working on two new plays - Grand Guignol for Plymouth Theatre Royal and 49 Donkeys Hanged for the National Theatre Studio.