From Ghosts to Geniuses: The Top Johnny Test Characters You Have to See!

Tue, 05 May 2026 02:41:57 +0000

From Ghosts to Geniuses: The Top Johnny Test Characters You Have to See If you grew up in the early 2000s, chances are you remember Johnny Test—the wild, cartoon-filled show that blended science, mischief, and an unforgettable cast of characters. While the series follows the misadventures of a clever 11-year-old boy and his genetically altered dog genius, Dukey, the show isn’t just about wild experiments—it’s packed with standout personalities that range from ghostly oddities to iconic sidekicks. Whether you’re a lifelong fan or discovering Johnny Test for the first time, understanding its most unforgettable characters will deepen your appreciation for this cult classic. So, from eerie ghosts to brilliant geniuses and loyal comic reliefs, here’s a look at the top Johnny Test characters you simply can’t miss. --- ### 1. Johnny Test – The Marvelous yet Misguided Protagonist