Edmund Blackadder who shot Harold II at The Battle of Hastings. Blackadder is a genuine surname, its usage in the UK currently documented back to the 15th century, which may explain the choice of the name, with the first series being set in this time period. The name is thought to be mostly Scottish in origin, which is not contradicted in the series, as the first Blackadder begins as the Duke of Edinburgh. In the third series it is revealed that a branch of the Blackadder family is a significant clan in Scotland, although they have become known by the name MacAdder.
Blackadder Goes Forth Wallis and Lee Cornes, who had played minor roles in prior series, appeared briefly again in the fourth series as well. This series of Blackadder was one of the first television programmes in Britain to be made and transmitted with stereo sound, using the NICAM digital system, even though most viewers could only afford, or were only able to receive due to their location, the standard FM mono audio carrier signal. The series was directed by Richard Boden and all interior scenes were shot at BBC Television Centre in front of a live studio audience. Rowan Atkinson recalls that the