Robin of Loxley and his men stumble on a plot to overthrow Hubert Walter, King's Chancellor and Archbishop of Canterbury. The plotters, the Sheriff of Nottingham and the Earl of Newark, have set an ambush for Walter and Lady Marian Fitzwater. Will Robin get to them before it is too late?

Cast: Richard Greene, Peter Cushing, Niall MacGinnis, Richard Pasco, Jack Gwillim, Sarah Branch