We don't have a biography for Dr. Nicholas Clayton yet. Hang in there, or go ahead and contribute one.
Appearances
The 4400
Guest cast, played by Rob LaBelle
- Episode 2x01: Wake-Up Call: Part 1 (Jun 5, 2005)
- Episode 2x02: Wake-Up Call: Part 2 (Jun 5, 2005)
- Episode 3x06: Graduation Day (Jul 9, 2006)
- Episode 4x02: Fear Itself (Jun 24, 2007)