Eddie Deezen
From Muppet Wiki
Eddie Deezen (b. 1958) is a comedian and voice actor who voiced Donny Dodo in Follow That Bird. Deezen established a persona as the archetypal "nerd" character, most notably playing Eugene in Grease and Grease 2. Other on-camera roles included Eddie Malvin the handyman on Punky Brewster and parts in the films 1941, WarGames and Polish Vampire in Burbank.
As a voice actor, Deezen's other credits include Dexter's Laboratory (as Mandark), What's New, Scooby-Doo?, The Polar Express, Darkwing Duck, and commercials for Snap, Crackle, and Pop cereal.

