Muddled adaptation of the classic legend of Sir Gawain and the Green Knight. At old King Arthur's (Trevor Howard) castle, all the knights are growing lazy and contented. Into a feast one day strides a knight (Sean Connery) with an eerie green glow around him. He offers a challenge--anyone
can take a blow at him with a sword, as long as he himself can return the blow. No takers come forth, to Arthur's disgust, and he is on the verge of doing it himself when Gawain (Miles O'Keeffe) accepts the challenge. With one mighty swing of his broadsword he lops off the Green Knight's head. The
knight's body goes over, picks up the head, and puts it back on his neck. He then gi...