Kevin Michael Richardson provided the voices of the Giant Fishballoon, The Boogie Man, Rocko Socko, The White Lie, Jerome (high pitched) and the crook with the sunglasses in the show. He is also famous for voicing characters in Samurai Jack like Demongo, Danny Phantom (As Skulker), the Time Guardian, Brobot, Pig, Sherrif and others. He voiced in American Dad as Principal Brian Lewis. He voices Gantu from Disney's Lilo & Stitch. He voiced Tartarus in Halo 2. He also voiced minor characters in The Simpsons since season 21 he also currently voices Mr Gus in the show Uncle Grandpa. He also did the voice of Happy from The 7D. He currenly voices the Shredder in the 2012 incarnation on Teenage Mutant Ninja Turtles.