Blackadder the Third Robbie Coltrane), the French Revolution (featuring Chris Barrie) and the Scarlet Pimpernel, over-the-top theatrical actors, squirrel-hating female highwaymen, the practice of settling quarrels with a duel and discussing tactics with Duke of Wellington (played by Stephen Fry). The last episode of the series also features Rowan Atkinson in the role of Blackadder's Scottish cousin MacAdder, supposedly a fierce swordsman; this leads to a dialogue in which Atkinson is acting both parts. Following the aftermath of this episode, Blackadder finds fortune and ends up (permanently) posing as the Prince Regent after the real Prince Regent, disguised as Blackadder, is shot by
Blackadder the Third decided not to continue playing the character of Lord Percy for fear of being typecast, although he appeared in a guest role in episode three. In addition to McInnerny, Stephen Fry and Miranda Richardson, who had played major parts in "Blackadder II", appeared in guest roles. Fry and McInnerny would return as regular performers for the fourth series of "Blackadder". The opening theme is this time a minuet played on a harpsichord, oboe and cello over close-ups of Blackadder searching a bookcase. The credits and title appear on the books' spines, and each has a condition and script to match