Ronan Summers

 played Rendition Man in the Doctor Who television story Spyfall.

He also voiced several characters for Big Finish Productions.

Doctor Who

 * Spyfall - Rendition Man

The Fifth Doctor Adventures

 * Secrets of Telos - Captain Hopper

The First Doctor Adventures

 * The Great White Hurricane - O'Connell

The Third Doctor Adventures

 * The Tyrants of Logic - Hollisen Grier

The Year of Martha Jones

 * Silver Medal - Dustin / Jimmy
 * Deceived - Dustin