Harvey & Petunia Archer (voiced by Richard Binsley and Karen Hines, respectively) - Abby and Ty's father and mother, respectively. Both are shown to be gullible, and as such, are completely unaware of their children's secret jobs as Grossologists. Harvey manages the city's water treatment plant while Petunia teaches entomology
Petunia wears red shirt and white pants. She tied her hair into a ponytail. In season 2 she wore glasses.