Home People John D.F. Black John D.F. Black movies John D.F. Black movies John D.F. Black Movies (13) 50 Years of Star Trek (2016) As himself. Birth of a Timeless Legacy (2004) To Boldly Go ... Season One (2004) Sci-Fi Visionaries (2004) The Clone Master (1978) As Producer. The Clone Master (1978) As Writer. The Carey Treatment (1972) As Screenplay. Do Not Fold, Spindle, or Mutilate (1971) As Screenplay. Thief (1971) As Writer. Shaft (1971) As Screenplay. Three Guns for Texas (1968) As Writer. Nobody's Perfect (1968) As Writer. The Unearthly (1957) As Screenplay.