Roger Parrott

 was a voice actor for Big Finish Productions.

His highest profile role is likely that of Neville Chamberlain in.

AudioGo

 * Babblesphere - Aurelius

Big Finish Productions

 * Gallifrey
 * Mindbomb - Lord Delox
 * Appropriation - Lord Delox
 * Main Range
 * The Settling -Dr. Goddard
 * Iris Wildthyme
 * Iris Rides Out - Sir Donald Marshall