Kill And Kill Again (1981)

aka’s: Kill Or Be Killed 2/
Kill Or Be Killed II

Dr. Horatio Kane (John Ramsbottom) has been kidnapped and is being forced to create an army of martial artists who will help take over the world. His daughter, Kandy Kane (Anneline Kriel), enlists the help of Steve Chase (James Ryan) and a few of his friends to rescue her father before it's too late. This film is a sequel to Kill Or Be Killed (also available here at Rare Movie Collector).