This Spiral: Series 1-4 BBC DVD is a must-have for any fan of the 2005 TV series. The DVD is in PAL format and is compatible with all Region 2 players. It features the complete series 1-4 and is perfect for those who want to relive the drama and suspense of the show. The DVD is produced by BBC and is made in the United Kingdom. Get your hands on this DVD and enjoy the captivating story of Spiral.