premise: Riddick is in a true story film.
hypothesis: Mockingbird Do n't Sing is a 2001 American independent film based on the true story of Genie , a modern-day feral child . Richard B. Riddick , more commonly known as Riddick , is a fictional character and the antihero of four films in the Riddick series ( Pitch Black , The Chronicles of Riddick , the animated movie The Chronicles of Riddick : Dark Fury , and Riddick ) , as well as the two video games The Chronicles of Riddick : Escape from Butcher Bay and The Chronicles of Riddick : Assault on Dark Athena . Riddick is a 2013 American science fiction thriller film , the third installment in the Riddick film series .