The closing credits list "James Williams" as the actor providing the voice for Diesel. However, the "making of" featurette in the bonus features on the DVD lists the actor's name as "Jacques Bolton." Likewise, the actor providing the voice for the Strange Dog is listed as Greg Al in the closing credits and as "Greg Albany" in the featurette. The voice of Cupcake is provided by "Kevin Yarbrough" according to the credits, yet the actor's last name is spelled "Yarborough" in the featurette.