Dan has appeared in two episodes of The Simpsons.
Episode: Treehouse of Horror XXI
Air date: 7th November 2010
About: In this episode Dan voiced Edmund the vampire, son of Dracula, in a spoof on Twilight.
Dan talking about his episode
Air date: 9th March 2014
About: Bart befriends Diggs, voiced by Dan, a transfer student with an interest in falconry. When Diggs attempts to fly like his prized falcon Freedom, Bart discovers that Diggs has a mental disorder.