We don't have a biography for Mark Watson yet. Hang in there, or go ahead and contribute one.
Appearances
Celebrity Mastermind
Guest cast, played by Mark Watson
- Episode S08 Special: 2009 Children in Need Special (Nov 20, 2009)
- Episode 12x01: Shaun Keaveny, Mark Watson, Bunny Campione, Frank Cottrell (Dec 23, 2013)