Bigfoot and the Muscle Machines is a 1985 American animated TV mini-series that aired on the animated half-hour TV series Super Sunday and Super Saturday containing 9 segments that ran for 6 minutes each weekend, along with Jem, Robotix, and Inhumanoids. The segments were combined and turned into a 53-minute feature-length film. The series was based on SST (Super-Sized Trucks) Muscle Machines toy line by Playskool who in turn was owned by Hasbro.

This cartoon and the other Super Sunday cartoons were animated by Toei Animation in Japan. The show featured animated versions of vehicles popular in real life competing under the United States Hot Rod Association banner, including Bob Chandler's Bigfoot monster truck, Allen Gaines' Orange Blossom Special two-wheel-drive pulling truck, Kenneth and Paula Geuin's Black Gold four-wheel-drive pulling truck, and Dan Patrick's War Lord pulling funny car.