Touring Yosemite National Park, Granny, Tweety and Hector remain oblivious to an alien invasion.
| Name | Type | Role | |
|---|---|---|---|
| Tim Cahill | Writer | ||
| Julie McNally-Cahill | Writer | ||
| Carolyn Gair-Taylor | Writer | ||
| Tom Minton | Writer | ||
| Karl Toerge | Writer | ||
| Jim Cummings | Guest Star | ||
| Michael David Donavan | Guest Star | ||
| Tress MacNeille | Guest Star | ||
| June Foray | Guest Star | ||
| James T. Walker | Director | ||
| Karl Toerge | Director |