Isaac Schneider was a Brazilian former actor and voice actor.

He began dubbing in 1984 and retired on October 22, 2013, due to the development of Alzheimer's disease.

Non-Anime Roles:
- Dobby and Filius Flitwick (Harry Potter franchise)
- Charles Xavier / Professor X (X-Men 1992, X-Men 2000, X2: X-Men United and X-Men: The Last Stand)
- Carl Sweetchuck (Police Academy movies)
- Cogsworth (Beauty and the Beast)
- Wiggins (Pocahontas)
- Dr. Otto von Scratchansniff (Steven Spielberg's Animaniacs)
- Joker (Injustice: Gods Among Us, Justice League, MAD, Lego Batman: The Movie - DC Superheroes Unite and Batman: The Dark Knight Returns - Part 1&2)
- Avatar Roku (1st voice - 1st-2nd season; Avatar: The Last Airbender)
- Old The Once-ler (Dr. Seuss's The Lorax)
- Sgt. Johnson (Halo 3)
- Panic (Hercules)
- Bud Robinson (Meet The Robinsons)
- Mr. Wong (Norbit)