British sci-fi series starring Joanna Lumley as Sapphire and David McCallum as Steel, two mysterious supernatural agents with a mission to safeguard the structure of time. Box set featuring all six adventures from the 1980s ATV sci-fi series. Sapphire (Joanna Lumley) and Steel (David McCallum) are two mysterious supernatural agents with a mission to safeguard the structure of time. Not human – but not quite alien either – and with uncanny powers, the couple must fight to protect the present against evil and terrifying incursions from the past and the future… Running Time: 850 minutes Region: Region 2 Release Date: 26/05/2008