Before there were Knights, there were Cybermen. It's a little known fact that the Knights of the Round Table actually started their career as Cybermen, as can be seen from this rare footage from five years ago.
Marathon Diary 1. In which Duncan ruminates on gauntlets, and flashes his sword.
Marathon Diary 2. From arms to armour; the first test run; squires and squiresses.
Marathon Diary 3. In which Duncan discovers that other runners "look at me rather strangely in my knight's hood."
Marathon Diary 4. On Valentine's Day, the Knights begin to assemble.
Marathon Diary 5. First (almost-) fully-equipped test run. If you watch only one of these videos, make it this one.
Marathon Diary 6.
Marathon Diary 7.
Marathon Diary 8. Hamish of Devon in "Jousts of Fire."