Frank Welker (born March 12, 1946) is an american voice actor who is known for voicing Scooby Doo and Fred Jones from Scooby Doo, Superion, Groove, Megatron and Soundwave from Transformers G1, Abu from Aladdin and lot of movies.
In Kids Next Door, Welker voiced Rainbow Monkey Kong, Professor XXXL, Truck Driver and Monty Uno.