| Person: |
|
Characters |
Episodes |
| • Chris Edgerly | voiced | Potamus / Foreman / Barracuda / Cumulus / Dad / Gorak / Cave Bird / Captain Caveman / Activist #2 / Fooey / Supreme Court Bailiff / Priest / Fancy Fancy / Finkteron / Tod / Doctor / Potamus, Yakky Doodle / Augie Doggie / Dvd / Employee / Funky Phantom / Potamas / Tinker | 18 Episodes |
| • Maurice LaMarche | voiced | Yogi Bear / Fred Flintstone, Bird, Can Opener / Inch High / Vince / Ride Operator / Freezoid / Overweight Kid / Tapir / Speed Buggy / Avenger / Apache Chief, Blue Falcon, Hi-Riser / Droopy / Doggie Daddy / Blue Falcone / Quick Draw / Wally Gator / Cop / Fred Flintstone / Morocco Mole / Cavey Jr. / Magilla Gorilla / Mr. Peebles / Delivery Guy / Benny the Ball / Dum Dum / Apache Chief / Superhero / Blue Falcone, Various | 18 Episodes |
| • Peter MacNicol (1) | voiced | X The Eliminator / Mr. Felder | 10 Episodes |
| • Grey Delisle | voiced | Debbie / Clerk / Spiderkid / Superkid / Cosmetician / Woman / Daphne / Dr. Gale Melody, Debbie / Receptionist | 9 Episodes |
| • Erik Richter | voiced | Tibetian Mon / Chunga / Gokk / Singing Harvey / Cop / Guard / Prisoner #2 / Dog / Yogi No. 2 / Bob / Prisoner / Answering Machine | 9 Episodes |
| • Phil LaMarr | voiced | Black Vulcan / Guy / Superdad / Policeman / Supervolt / FEAR #2 | 8 Episodes |
| • Neil Ross | voiced | Ding-A-Ling, Vulturo / Various / Dr. Quest / Rehnquist / Narrator / Vulturo / Dr. Benton Quest / Parrot | 5 Episodes |
| • Frank Welker | voiced | Jabberjaw / Fred / Avenger / Robot / Fed 1 / Juror / Jabberjaw, Biff | 4 Episodes |
| • Steve Landesberg | voiced | Doctor Quincy / Various / Grok | 4 Episodes |
| • Tom Kenny (1) | voiced | Boo Boo / Elroy / Computer Voice / Top Cat / Choo Choo | 3 Episodes |
| • Michael McKean | voiced | Spyro / Various | 3 Episodes |
| • Wally Wingert | voiced | George / Astro / Hadji / Harry Twiddles / Moby Dick | 3 Episodes |
| • Lewis Black | voiced | Elliott / The Duplicator / The Deadly Duplicator | 3 Episodes |
| • Debi Mae West | voiced | Gigi / Gigi, Gleep / Woman | 3 Episodes |
| • Joe Alaskey | voiced | Peter Potamus / Employee / FEAR #1 | 2 Episodes |
| • Dee Bradley Baker | voiced | Forensic Pathologist / Foreman / Lizardman / Johnny Quest | 2 Episodes |
| • Paget Brewster | voiced | Birdgirl / Judy | 2 Episodes |
| • Steven Jay Blum (1) | voiced | Yakky / Clamhead / Yakky Doodle / Stavros | 2 Episodes |
| • David Kaye (1) | voiced | Officer / Announcer | 2 Episodes |
| • Toby Huss | voiced | Devlin / Shado | 2 Episodes |
| • Bill Farmer | voiced | Secret Squirrel / Various | 2 Episodes |
| • Kim Whitley | voiced | Norlisa / Waitress | 2 Episodes |
| • Doug Preis | voiced | Beegli Beegli, Man In Fez, Schmexpert / Thundarr | 2 Episodes |
| • André Sogliuzzo | voiced | Dynomutt / Avenger / Co-Worker / Pope | 2 Episodes |
| • Scott Innes | voiced | Shaggy / Scooby Doo / Scrappy Doo / Prisoner #1 | 2 Episodes |
| • Thom Pinto | voiced | Race Bannon / Judge / Citizen | 2 Episodes |
| • Larry Morris | voiced | Harvey Birdman (Live Action) / Live Action Harvey Birdman | 2 Episodes |
| • Adam Lawson | voiced | Avenger / Gleep | 2 Episodes |
| • Carol Bach-y-rita | voiced | Talia / Operator | 2 Episodes |
