 Greene played Sir Denis Nayland Smith in two of Harry Alan Towers's Fu Manchu films, "The Blood of Fu Manchu" (1968) and "The Castle of Fu Manchu" (1969).In 1972 Greene was unwittingly embroiled in the "Lewis v Averay" court case, after a fraudster pretending to be Greene had purchased a vehicle.Greene died in 1985 of cardiac arrest at his home in Norfolk, England, aged 66.