George Watkins

George Watkins voiced several characters in audio stories produced by Big Finish Productions, most notably playing the Fifth Doctor's companion Marc beginning in Tartarus.

He's the nephew of Peter Davison. (BFX: Time in Office) and was introduced to Big Finish by Peter. (BFX: The Tenth Doctor Adventures: Volume Two)

Doctor Who Main Range
As Marc
 * Tartarus
 * Interstitial / Feast of Fear
 * Warzone / Conversion
 * Madquake

Other roles

Doctor Who Main Range

 * Time in Office - Sugru/Fegax Guard Captain

Fourth Doctor Adventures

 * Purgatory 12 - Crimsson

Tenth Doctor Adventures

 * Infamy of the Zaross - Taran/Steve

Third Doctor Adventures

 * The Conquest of Far - Delralis/Naltrox/Thruskan Special Ops

The New Counter Measures

 * The Hollow King - Bob

Gallifrey

 * Enemy Lines - Gaal