Frank Welker

Biography
Frank Welker is known on Futurama primarily for providing both the animalistic and speaking voices of Nibbler. He is famous as a voice actor for his ability to imitate (or invent) nearly every animal sound imaginable. His longest running role is that of Freddy from the Scooby-Doo show, which he has played in most versions and even parodies and cameos. Both Billy West and John DiMaggio have referred to him as a "voice acting god" in the commentaries.

He has done over 1,200 voices during his career.

Major Characters
Nibbler (animal and speaking voice)

Recurring Characters
El Chupanibre