American actor Jona Hill has recently joined the cast of Quentin Tarantino's "Django Unchained" however his role is not announced yet."Django Unchained" is about a slave "Django" who is freed by a German bounty hunter to help him in his hunting career, instead, Django convinces him to help him free his wife from a plantation owner. It stars Leonardo DiCaprio, Jamie Foxx, Christoph Waltz, Samuel L Jackson and Kerry Washington. Dicaprio and Hill are working together with another living legend, Martin Scorsese, in "The Wolf of Wall Street".