EXCLUSIVE: Warner Bros has set Djimon Hounsou to join Alexander Skarsgard and Margot Robbie in the David Yates-directed Tarzan. Hounsou will play Chief Mbonga in the action adventure. He has a voice role in How To Train Your Dragon 2, which opens June 13, and next will be onscreeen in Guardians Of The Galaxy. Repped by CAA, The Safran Company and Robert Offer, he’s also shooting Fast & Furious 7 and Air.