Sam Riegel is an American voice actor, director, and writer, best known for his work in animation and video games. He has voiced characters in popular series such as Teenage Mutant Ninja Turtles and DuckTales. Riegel is also recognized for his role as Scanlan Shorthalt in the web series Critical Role, where he plays Dungeons & Dragons with a group of fellow voice actors. In addition to his voice acting, Riegel has directed various projects and contributed to the creative process behind many animated shows. He has received acclaim for his performances and is a prominent figure in the voice acting community, often participating in conventions and panels.