In 2012, he was casted as Todd in the Funny or Die short film, Will Ferrell & Zach Galifianakis Debate Children.
In 2015, he appeared as Ruprecht the Elf, in the comedy horror christmas film, Krampus.
He currently provides the voice of Lincoln Loud in the Nickelodeon animated series, The Loud House, who replaced Grant Palmer, since 2016. Collin Dean is also known for guest starring in the Cartoon Network animated series Adventure Time as "Tiffany," and for his background role in Hotel Transylvania. Dean also had a minor role as one of the campers in the American Dad! episode, Camp Campawanda, and co-starred with Elijah Wood in the 2014 Cartoon Network miniseries Over the Garden Wall.
