Indigo Griffiths

 voiced several characters for Big Finish Productions.

The Eighth Doctor: Time War

 * Vespertine - Rin Martolo

The War Doctor

 * The Mission - Vellichor / Rask

The Ninth Doctor Adventures

 * Station to Station - Saffron

The Eighth of March

 * The Turn of the Tides - Mellissa

Rose Tyler

 * The Rogue Planet - Brooke Robinson