Most actors get excited when talking about their upcoming projects, but none have ever been as "animated" as Gregory Smith, who will lend his voice talents to the stop-motion "Edison and Leo," where he will play the main character Leo, the 24-year-old "The Dark is Rising" star revealed exclusively to MTV News.

Just don't ask him to tell you who else is in it. "This was literally my first day today, and I was all by myself," he laughed when we caught up with him on Monday. "[I don't know.] I haven't even thought about talking about it!"

Likened by Smith to "A Nightmare Before Christmas," "Edison and Leo" has a plot that's "almost impossible to describe," he said. "It is about a character named George Edison, who is loosely based on Thomas Edison, and his relationship with his son, Leo," Smith explained. "His son is accidentally electrocuted as a child so he son grows up as Electric Boy. He can't touch anyone without electrocuting them, and that is sort of the set up for these zany, crazy adventures that follow." Read more...

Move over Percy Weasley - there's a new dark brother in town. After all, it's one thing to be a tool of the Minister of Magic, laughed "The Dark is Rising" star Gregory Smith, and quite another to be a tool of eternal evil itself. In our latest, exclusive update from "The Dark is Rising," Smith talked about his character Max's descent into the Dark Side, and how he battles, and his ultimately redeemed by, his younger brother Will, the last of the Old Ones.

MTV: "The Dark is Rising" - children's movie, or adult oriented fantasy?

Gregory Smith: Is it possible to be a little bit in between? Read more...