Who created the characters voiced by William Richard West in "The Ren & Stimpy Show"?
Billy West:  He has done hundreds of voice-overs in his career such as Ren (season 3 to season 5) and Stimpy on "The Ren & Stimpy Show"; Doug Funnie and Roger Klotz on "Doug"; and Philip J. Fry, Professor Farnsworth, Dr. Zoidberg, Zapp Brannigan and a number of others on "Futurama". Ren and Stimpy (characters): Ren and Stimpy, created by John Kricfalusi, are the title characters in the American-Canadian animated television series "The Ren & Stimpy Show".
John Kricfalusi