Jim Begg (1938-2008) was an American actor. He played Larry in Catalina Caper and Fatso in Village of the Giants. Both films also starred Tommy Kirk.
Begg appeared in many films and television series, including the Don Knotts comedy The Ghost and Mr. Chicken. He was known for his rotund physique and horn-rimmed eyeglasses.
- Begg's name became a running gag throughout episode #523.