Rare Bits
Blackadder II - Potato studio recording footage
Here's some extended studio shooting footage of the Blackadder II episode Potato. It also contains some bits that were deleted from the final broadcast episode.
Blackadder II TV Spots (1986)
These little gems have been recently uncovered. These two TV spots advertise Blackadder II and feature Rowan Atkinson.
Thanks to Spiny Norman for sourcing these clips.