Robert DeWayne Papenbrook (September 18, 1955 – March 17, 2006) was an American voice actor. Fellow voice actors often nicknamed him "Pappy". He was very well known in the worlds of anime and video game voice-overs for his voice acting of "gruff" characters. However, he was especially well known in his various live action voice-overs which, most notably, included the Power Rangers franchise. He was discovered by filmmakers Steven Spielberg and George Lucas, which got him his very first voice ac ...