We don't have a biography for Sean McDermott yet. Hang in there, or go ahead and contribute one.
Appearances
The Nine
Guest cast, played by Zach Grenier
- Episode 1x02: Heroes Welcome (Oct 11, 2006)
- Episode 1x04: Brother's Keeper (Oct 25, 2006)
- Episode 1x05: All About Eva (Nov 1, 2006)