Blackadder a vulgar friend in his first appearance and then a successful rival of Blackadder in a later episode of series 2 and 4. He also played a decidedly Flashheart-like Robin Hood in "Back & Forth". Lee Cornes also appeared in an episode of all three Curtis-Elton series. He appeared as a guard in the episode "Chains" of "Blackadder II"; as the poet Shelley in the episode "Ink and Incapability' of "Blackadder the Third"; and as firing squad soldier Private Fraser in the episode "Corporal Punishment" of "Blackadder Goes Forth". More established actors, some at the veteran stage of their careers,
Sense and Antisense (Millennium) photograph in the man's office, showing him in military uniform, taking part in the 1994 Rwandan Genocide. "Sense and Antisense" was written by Chip Johannessen, who went on to write a total of twelve episodes across all three seasons, including the series' final episode, "Goodbye to All That". The episode was directed by Thomas J. Wright; Wright had directed six episodes previously and would helm a further nineteen over the series' run. Wright would also go on to direct "Millennium", the series' crossover episode with its sister show "The X-Files". Johannessen was ultimately unhappy with how the episode turned out,