Wubbzy: The main character of Wow! Wow! Wubbzy! (Hence the name). He has a tail that can go into many different shapes and turn into a spring and loves Kickity-kickball
Widget: Wubbzy's aquantance who loves building. In most episodes, she builds an invention and 9 times out of 10, it fails.
Walden: Wubbzy and Widget's friend who has great scientific knowledge. He has a giant library with hundreds upon thousands of books in his laboratory.
Daizy: The new neighbour in Wuzzleburg. Daizy is supposed to be an appeal to young girls, by liking princesses, unicorns, the colour pink, and most importantly... Flowers!