Circle of Iron

Circle of Iron is a 1978 martial arts and fantasy film cowritten by Bruce Lee, who intended to star in the film himself, but died before production. The film is also known as The Silent Flute, which was the original title of the story conceived by Bruce Lee, James Coburn, and Stirling Silliphant in 1969. After Lees death in 1973, Silliphant and Stanley Mann completed the screenplay, and Lees part was given to the Kung Fu television star, David Carradine. Many other wellknown character actors also had small roles in the film, including Roddy McDowall, Eli Wallach, and Christopher Lee.

While the two fighters are resting, a blind flutist David Carradine walks by them and into a nearby building. Cord follows the blind man and sees him easily dispatch a gang of thugs who attacked him. Impressed by his fighting skills, Cord asks the blind man to be his teacher. The blind man refuses Cord follows him anyway, but gets frustrated with the way the blind man teaches his lessons in riddles and they soon part ways.Cord finds Morthond wounded from the first trial. Morthond asks Cord to help him end his suffering and pursue his quest to find Zetan. Cord does, and faces a tribe of monkey men whose leader David Carradine is a great fighter. Cord challenges and eventually overcomes the Monkeyman, who then tells him how to find his second trial. ........

Source: Wikipedia