Luis (Jeepers, It's the Jaguaro!)

Luis the co-pilot was partners with Barney in a diamond-mining scheme.

Season three
He tampered with the plane he was flying for the gang and forced an emergency landing on a jungle island in order to pick up another shipment of diamonds.

Appearances

 * The Scooby-Doo Show
 * Jeepers, It's the Jaguaro!