From Bulbapedia, the community-driven Pokémon encyclopedia.
Billy Bob Thompson (born William Robert Thompson) is an American voice actor for the English-language dub of the Pokémon anime.
Thompson was born as William Robert Thompson sometime on January 22 in Vermont, and became a voice actor as an adult. He joined the Pokémon anime during the Best Wishes series, specifically its fourteenth season. His most prominent role during that time was Burgh. Thompson then crossed over into the XY series, where he gained the notable roles of Ash's Froakie, Frogadier, and Greninja; as well as Squishy, Z2, and Clemont's Luxray. Most recently, Thompson voiced the Team Skull Grunt Tupp during the Sun & Moon series.
Other non-Pokémon roles