When reputable fight choreographer Liu Chia-liang debuted as a debuted as a director with The Spiritual Boxer, it not only established him as a superb director, but it also encouraged other martial-arts instructors to turn to directing.
Plus, it was the first film to introduce comedy into kung-fu so it made sense for Liu to return to that foundation with the same bumbling idiot Want Yu still not quite getting it when it comes to the affair of ghost control in The Shadow Boxing.