Dr. James "Jim" Harrison also known as Bigfoot or Dr. Harrison is the deuteragonist of The Son of Bigfoot and Bigfoot Family. He is the father of Adam and the husband of Shelly. He became Bigfoot after a lab accident which have him powers of Bigfoot, His mutation would later inherit to His son Adam. He was voiced by Chris Parson in the first film, he's voiced by Roger Craig Smith in the second film.