He's tracked down those with super abilities on Heroes, and posed as a straight state senator on The Office. Now, Jack Coleman is headed to Mystic Falls.

The actor will appear on at least one season three episode of The Vampire Diaries as Bill, a character who has a "dangerous point of view on vampires," according to TV Guide.

Ashley Crow, meanwhile, who portrayed Coleman's on-screen wife on Heroes, will play a critical role this fall on The Secret Circle as the main character's grandmother.

Want more Vampire Diaries scoop? We were on hand for the show's Comic-Con panel and we live-blogged it all!

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.