Television standards decreed that people could only be hit by arrows in the back or in the front, never in the face. A shot in the thigh was a margin. Likewise, only side swiping was allowed during sword fights, never a full on thrust.
First series director 'Ian Sharp' used an effect during a zoom by freezing and skipping frames for one shot in the opening credits. His successor Robert Young loved it so much he started to use it all the time.
Clannad never actually looked at the episodes or spotted any music before recording their score. Instead, producer Paul Knight visited them in Dublin about once a year to fetch about an hour worth of music to use in the series.
Filmed on location in woods outside Bristol, where all the trees still sported leafs of the period, as opposed to Fir trees brought to England in the nineteenth century.
Originated the now-customary character of Robin Hood's Saracen companion - due to Mark Ryan’s unintentional permanent addition to the cast. Every new version of Robin Hood made since has included a Saracen character - or even sidekick.