Matthew Jacobs-Morgan

 voiced several characters for Big Finish Productions.

The Early Adventures

 * The Dalek Occupation of Winter - Kenrik Vost

Dalek Universe

 * The First Son - Kamen Vers

Missy

 * The Lumiat - Bertram / Manilaius

Tales from New Earth

 * Escape from New New York - Thorn

The Sins of Captain John

 * Darker Purposes - Chester