Cast of Gorillas in the Mist

Sigourney Weaver portrays Dian Fossey, a determined scientist who becomes an advocate for the protection of mountain gorillas in Rwanda.

Bryan Brown plays Bob Campbell, a National Geographic photographer who documents Dian Fossey's work with the gorillas.

Julie Harris takes on the role of Roz Carr, a friend and colleague of Dian Fossey who supports her conservation efforts.

John Omirah Miluwi portrays Sembagare, a local guide who assists Dian Fossey in her research and conservation work.

Iain Cuthbertson plays Dr. Louis Leakey, a paleoanthropologist who supports and encourages Dian Fossey's gorilla research.

Constantin Alexandrov portrays Claude Van Veeten, a Belgian businessman who has conflicting interests with Dian Fossey's conservation efforts.

Waigwa Wachira plays Mukara, a local Rwandan politician who interacts with Dian Fossey during her time studying the gorillas.

Iain Glen takes on the role of Brendan, a researcher who collaborates with Dian Fossey on her study of mountain gorillas.

David Lansbury plays Larry, a National Geographic writer who assists in documenting Dian Fossey's work in Rwanda.

Maggie O'Neill portrays Kim, a member of Dian Fossey's research team who helps in the study and observation of mountain gorillas.

Konga Mbandu plays Rushemba, a local villager who interacts with Dian Fossey during her conservation efforts in Rwanda.

Michael J. Reynolds takes on the role of Howard Dowd, an American diplomat who supports Dian Fossey's conservation work with the gorillas.