Robin of Sherwood - Season 1 Episode 2 : Robin Hood and the Sorcerer (Part 2) 1986

The Sheriff and his brother, the Abbot, upset over the activities of Robin and his men arrange a fayre, including an archery contest, in the Castle. He offers the Silver Arrow of Herne to whomever wins the contest, something he is sure will tempt Robin out of the forest and into his grasp. After this fails to end up with Robin's capture their last resort is the Sorcerer, Simon De Belleme, a worshipper of the dark arts, who wants Maid Marion as his bride. He agrees to use his sorcerous powers to capture, or kill, the men of Sherwood Forest as long as the Sheriff and the Abbot promise Marion to him.