He is also a cast member of the popular web series Critical Role, in which he and other voice actors play Dungeons & Dragons. In 2018, he received the Daytime Emmy Award for Outstanding Directing in an Animated Program for his work on Danger & Eggs.
He has worked for 4Kids Entertainment, Bang Zoom! Entertainment, TAJ Productions, NYAV Post, and Studiopolis.
For Nickelodeon, he was the voice director for Fresh Beat Band of Spies and Sanjay and Craig, as well as the voice of Riven in the revival of Winx Club. He is best known for voice roles as Donatello in the 2003 Teenage Mutant Ninja Turtles series and Phoenix Wright in the Ace Attorney games. He is a regular cast member of the web series Critical Role, in which he and other fellow voice actors play Dungeons & Dragons. Samuel Brent Oscar Riegel, sometimes credited as Jack Lingo, (born October 9, 1976) is an American voice actor, director, and writer.