Voice actor Peter Renaday, known for such classics as Teenage Mutant Ninja Turtles, has died at 89 with tributes continuing to be paid. The art of voice acting is an incredibly difficult one to master, but with the appetite for animation always growing, the role of the voice actor is becoming increasingly respected. Sometimes when audiences look back on the vibrant and exciting cartoons of their youngest years, they can recall the voices of characters even more clearly than their faces. In the case of Peter Renaday, his contributions to the iconic TV series Teenage Mutant Ninja Turtles are leg…