Edward Harry Deezen is an American actor, voice actor and comedian best known for his bit parts as nerd characters in 1970s and 1980s films such as Grease, Grease 2, Midnight Madness, I Wanna Hold Your Hand, 1941 and WarGames, as well as for larger and starring roles in a number of independent cult films, including Surf II: The End of the Trilogy, Mob Boss, Beverly Hills Vamp and Teenage Exorcist.

As a voice actor, he is recognized for his distinctively high-pitched and nasal voice, which has been used for the characters of Mandark in the Cartoon Network series Dexter's Laboratory, Snipes the Magpie in Rock-A-Doodle, Ned in Kim Possible and the Know-It-All Kid in The Polar Express.
Fonseca and AMV talk about Halloween