R. Martin Klein is an American theater, film, and voice actor who went under the alias name Bob Marx in his earlier dubbing work during the 1990s. He is best known for playing Gomamon/Ikkakumon in Digimon: Digital Monsters, Fukurou in Noein and Katsuhiko Jinnai in El Hazard. In addition to voiceovers, Klein has also worked on theater and film productions.
123"Robert Martin Klein (visual voices guide)". Behind The Voice Actors (A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its credits or other reliable sources of information). Retrieved August 11, 2021.
