George Asprey

George Asprey played several roles in various Big Finish Doctor Who audio stories and spin-offs.

Ravenous 2

 * Seizure - Ravenous

Ravenous 3

 * Deeptime Frontier - Ravenous
 * The Odds Against - Ravenous 1/Glitch

Tenth Doctor Adventures

 * Infamy of the Zaross - Leader

Third Doctor Adventures

 * The Hidden Realm - Overseer Zim

The Diary of River Song

 * Time in a Bottle - Melak
 * Kings of Infinite Space - Melak

The New Counter-Measures

 * Nothing to See Here - Balthazar Schrek