Christopher Jon Castile is an American actor and currently high school teacher who was the first actor to provide the voice of Eugene Horowitz, best known for his roles in Beethoven and Beethoven's 2nd as Ted Newton, and Step By Step as Mark Foster. He only voiced Eugene during the early episodes of Season 1.
|1. Downtown as Fruits / Eugene's Bike||Eugene|
|2. The Little Pink Book / Field Trip||Eugene|
|4a. Helga's Makeover||Eugene|
|5b. The Baseball||Eugene|
|6. Heat / Snow||Eugene|
|7b. The Vacant Lot||Eugene|
|19a. Part Time Friends||Eugene|