NBC's Heroes. As much as I detested Sylar in this show's first season, finding out more about his true nature was a bit of a gut punch. He was also a character who had an influence on the antagonist of Werewolf Tale.

Heroes Sylar and Peter

Heroes TV series by Tim Kring. Wish we would have gotten an ending.

Jimmy Jean-Louis played the role of The Haitian in (32) episodes on the television series Heroes (2006-2010).

Heroes Sylar and Peter Petrelli

Noah Bennet and The Haitian - Heroes

Heroes Sylar and Mohinder

Heroes Peter Petrelli

Heroes Peter Petrelli

Heroes Claire and Nathan

Phone

Masi and Milo