Lance James Henriksen (born May 5, 1940) is an American actor and artist. He is best known for his roles in science fiction, action and horror films, such as that of Bishop in the Alien film franchise, and Frank Black in Fox television series Millennium. He provided the voices for Kerchak the gorilla in the 1999 Walt Disney Feature Animation film Tarzan, General Shepherd in Call of Duty: Modern Warfare 2 and Fleet Admiral Steven Hackett in BioWare's Mass Effect video game trilogy. He also appeared as Vukovich in The Terminator and starred as Ed Harley in the cult horror film Pumpkinhead (1988).
For Nickelodeon, he voiced a lieutenant in The Legend of Korra, and Zog in the Teenage Mutant Ninja Turtles episode "Dinosaur Seen in Sewers!"