Blackadder Goes Forth Melchett and Tim McInnerny as Captain Kevin Darling, who had both appeared in guest roles in "Blackadder the Third" and had appeared regularly in "Blackadder II". This cast appeared together in every episode of the fourth series, although the only episode to feature no guest appearances was "Captain Cook". Miranda Richardson, who had played Elizabeth I in the second series, appeared in a guest role in one episode (as she had in the third series). In their guest performances, actors such as Rik Mayall and Gabrielle Glaister reprised characters they had played in earlier series. Other performers, such as Bill
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