Huey Emmerich is a supporting character from "Metal Gear Solid: Peace Walker" and a hidden antagonist from "Metal Gear Solid V: The Phantom Pain".
He is voiced by Christopher Randolph, who also voices his son Otacon.
Metal Gear Solid 3: Snake Eater
Huey is seen is a photograph with Aleksandr Leonovitch Granin.
Metal Gear Solid: Peace Walker
He was a mechanical engineer responsible for developing bipedal locomotion technology for the Peace Walker Project in 1974, later he joined Big Boss's side and he offers his support to him.
Metal Gear Solid V: Ground Zeroes
Huey reported to Big Boss that everything was going smoothly with the inspection around the time of a forced abdominal surgery practiced to remove a bomb planted inside Paz's body. However, the inspection resulted in Mother Base being attacked by Cipher's elite strike force XOF, forcing Huey to escape.
Metal Gear Solid V: The Phantom Pain
He served as the chief engineer of Metal Gear Sahelanthropus in 1984. he joined the Diamond Dogs, but Huey would later end up causing the vocal cord parasites on Mother Base to mutate, thus forcing Snake to kill all infected Diamond Dog mercenaries. After finding out about Huey's role in the disaster, including causing the wolbachia to mutate in order to test a new parasite he intended sell to Cipher, as well as for all of his previous crimes against MSF, Diamond Dogs and Strangelove, Miller and the remaining survivors all called for Huey's execution; however, Snake decided that Huey was instead to be exiled from Mother Base via life raft. As the raft was being lowered, Huey ranted that he was innocent, the Diamond Dogs were the real murderers, and Venom Snake was the one who should have exiled. Due to his exoskeleton legs nearly causing the raft to sink, Huey was forced to discard them, leaving him unable to walk again.
Emmerich managed to make it back to civilization and reunite with his son. He then went on to remarry British native Julie Danziger, as a second marriage. In 1997, Emmerich discovered that his second wife was having an affair with his son Hal, and decided to drown himself in the family pool, nearly taking his stepdaughter Emma with him.