Vin Diesel stars in and produces "Riddick: Furya," the fourth film in the Riddick sci-fi series, set to begin production in August.

Vin Diesel will star in and produce "Riddick: Furya," the fourth film in the Riddick sci-fi series, set to begin production in August. Directed by David Twohy, the movie sees Diesel's character Richard Riddick return to his homeworld, Furya, where he discovers other Furyans fighting for their existence against a new monster. The film is set to shoot in Germany, Spain, and the UK; no official release date has been announced yet.