Swaile has acted in several animated series. One of his earliest anime roles was in the English dub of Ranma ½ where he voiced Mousse. When the Ocean Group dubbed Dragonball Z in the mid 1990s, Swaile voiced Adult Gohan. He also voiced Nightcrawler in X-Men: Evolution and voiced Ace in My Little Pony Tales. In the late 2000s, he voiced the lead characters Rock in Black Lagoon and Light Yagami in the hit anime Death Note. He has reprised his role for the latter's Death Note live action film dub.
