Detective Lucky Piquel - a human detective partner for Bonkers.
Sergeant Miranda Wright - a female police officer who is partnered with Bonkers.
Chief Leonard Kanifsky - Chief of Police.
Sergeant Francis Q. Grating - boss of Bonkers and Miranda.
Fall-a-Part Rabbit - a friend of Bonkers.
Fawn Deer - Bonkers' girlfriend. Also appeared in Raw Toonage.
Jitters A. Dog - was Bonkers' sidekick in Raw Toonage, appears in Bonkers.
Grumbles Grizzly - was Bonkers' boss in Raw Toonage, appears occasionally in Bonkers.
Al Vermin - Bonkers' arch nemesis from the second and third seasons.
The Collector - another villain, who likes to collect Toons.
Mr. Doodles - The Collector's evil Henchman.
Lilith Duprave - a female villain.
A lot of Disney Characters created prior to the show made cameo appearances including Goofy, Donald Duck, Darkwing Duck, Mickey Mouse, and Marsupilami. Bonkers was a spinoff from Raw Toonage.