Reinhard Klooss Director, Screenwriter, Producer Kellan Lutz Tarzan Voice Spencer Locke Jane Porter Voice Les Bubb Jim Porter Voice Mark Deklin John Greystoke Voice Jaime Ray Newman Alice Greystoke Voice Trevor St. John William Clayton Voice Brian Huskey Smith Voice Lynn Robertson Bruce Kala Voice Robert Capron Derek Voice Andy Wareham Tublat Voice Robert Kulzer Producer Martin Moszkowicz Executive Producer David Newman Original Music Alexander Dittner Film Editing Henning Ahlers Production Design