Wendall, also known as Benny, is a student of Lindbergh Elementary School. he an orange-haired wealthy child who is Nick's best friend. He is mostly seen in the background. He scared the children half to death on the planet they were on as part of Nick's plan. Recently, he has become Butch's bully dummy. In The Egg-pire Strikes Back he got a scooter from the Yolkians. Voiced by Rob Paulsen
In Jimmy Neutron: Boy Genius, Wendall tells Jimmy that Nick wants another race with him, also stating that Nick would return Jimmy's Area 51 map if he won the race.
- In the PC version of the game, Wendall is named Benny.
- In the movie, he is called Arnie.
- He has an interest in doing graffiti as shown in Holly Jolly Jimmy.
- He is mostly used as a "punch bag" throughout the series, shown at the beginning of Stranded.
- In Calling All Aliens (Part 2) and Jimmy Neutron: Boy Genius, He had a plain blue shirt. But in the series, his shirt became white with blue sleves and had the number 15 on it.
Main Characters: Jimmy Neutron | Carl Wheezer | Sheen Estevez | Nick Dean | Cindy Vortex | Libby Folfax | Brittany Tenelli | Betty Quinlan | Goddard