We don't have a biography for Mark yet. Hang in there, or go ahead and contribute one.
Appearances
In a Heartbeat
Guest cast, played by Noah Reid
- Episode 1x03: Things That Go Bump in the Night (Sep 2, 2000)
- Episode 1x06: Cinderella Syndrome (Sep 23, 2000)
- Episode 1x09: A Night to Remember (Oct 14, 2000)
- Episode 1x10: New Kid in Town (Nov 3, 2000)
- Episode 1x18: The Boy's No Good (Mar 4, 2001)