Jason Simpson

Jason Simpson is an episodic actor on Once Upon a Time, portraying the role of Adda.

Life and Career
Not much is known about Simpson's personal life. He's best known for his roles on Assualt on Wall Street, Escape from Planet Earth and Long Shot. Simpson has appeared in the anime series Ayakashi - Sumarai Horror Tales, Black Lagoon, Death Note and InuYasha among others. He's also appeared in the television series Fringe, Psych and The Whispers. Simpson has voiced characters in several video games.

In 2015, Simpson was cast as Adda on ABC's Once Upon a Time.