Blackadder appeared in more than one of the Blackadder series and/or specials. These are: Ben Elton's arrival after the first series heralded the more frequent recruitment of comic actors from the alternative comedy era for guest appearances, including Robbie Coltrane, Rik Mayall (who had appeared in the final episode of the first series as "Mad Gerald"), Adrian Edmondson, Nigel Planer, Mark Arden, Stephen Frost, Chris Barrie and Jeremy Hardy. Elton himself played an anarchist in "Blackadder the Third". Gabrielle Glaister played Bob, an attractive girl who poses as a man, in both series 2 and 4. Rik Mayall plays Lord Flashheart,
Blackadder family dynasty present at many significant periods and places in British history. It is implied in each series that the Blackadder character is a descendant of the previous one (the end theme lyrics of series 2, episode "Head", specify that he is the great-grandson of the previous), although it is never specified how or when any of the Blackadders (who are usually bachelors) managed to father children. As the generations progress, each Blackadder becomes increasingly clever and perceptive, while the family's social status steadily erodes. However, each Blackadder remains a cynical, cowardly opportunist, maintaining and increasing his own status and