Alex Wyndham

 voiced several characters for Big Finish Productions.

Fourth Doctor Adventures

 * The Skin of the Sleek / The Thief Who Stole Time - Linnis Skaldson
 * The Mind Runners / The Demon Rises - Raph

Dark Eyes

 * The Monster of Montmarte - Christian Favreau

The War Doctor
As Seratrix
 * The Innocent
 * The Heart of the Battle