Clive Hayward

 voiced several characters for Big Finish Productions.

The Ninth Doctor Adventures

 * The Blooming Menace - Birkett / Wycombe-Bassett

Out of Time

 * Wink - Dax

The Third Doctor Adventures

 * Poison of the Daleks - Rupert Brock / Roboman / Frasi

The Companion Chronicles

 * Daybreak - The Judge / Markus

The Diary of River Song

 * Barrister to the Stars - Emperor of Eternal Abundance / Duke of Ferrox / Last of the Unnatural Children
 * Carnival of Angels - Marty Stone
 *  A Forever Home - Balthazar Drix

Lady Christina

 * Long Shot - Steven / General / Announcer