The Brave Archer and His Mate, also known as The Brave Archer 4 and Mysterious Island, is a 1982 Hong Kong film adapted from Louis Cha's novels The Legend of the Condor Heroes and The Return of the Condor Heroes, the first two books in he Condor Heroes Trilogy of novels. The Brave Archer and His Mate is a direct sequel to The Brave Archer, The Brave Archer 2 and The Brave Archer 3, being an adaptation of the final part of the Legend of the Condor Heroes novel and the first part of The Return of the Condor Heroes novel, with the same director, writer, and cast. Little Dragon Maiden (1983) unofficially continues the story where The Brave Archer and His Mate leaves off, though everyone behind and in front of the camera is different.