Little Critter (voiced by Tex Hammond) is an 8 year old critter, who is actually the main character of the series and starred in his first book Just For You. He's also in Just Me And My Dad. Later he was in Merry Christmas Mom and Dad. He was also in When I Get Bigger.
Little Critter Originally didn't wear clothes in the book Just For You and in Merry Christmas Mom and Dad. Later on he would wear overalls or in some books he would wear only a shirt but no pants in "When I Get Bigger", "I Just Forgot" and would often go barefoot. Sometimes he wouldn't have any clothes on in "Just go to Bed", "When I Get Bigger" and "Just Me In The Tub" In the recent 2000s and 2010s books he wears both a shirt and pants. Once in a while he will wear shoes.
Little Critter loves to play with pets like playing with fish or playing with his dog or Cat. He would also play with his Little Sister who sometimes annoys him at times. Little Critter enjoys riding his bike, or rollerblading or go camping with his dad. He also enjoys going fishing with his dad and enjoys going to the beach. He also daydreams about being a superhero and reads comic books. He also enjoys playing baseball.
Little Critter appears in PC games including "Just Grandma And Me", "Just Me And My Dad", "Just Me And My Mom", "Just Me And My Grandpa", and "Little Critter And The Great Race".
He also appeared in the Cartoon TV special "Just Me And My Dad".