John Banks yw actor llais ar gyfer Big Finish.
Credydau[]
Prif Ystod Doctor Who[]
- Paper Cuts - Soldier
- City of Spires - Red Cap
- The Feast of Axos - Campbell Irons / Svenni Nilson
- Industrial Evolution - Dynolffurfiau
- Heroes of Sontar - Marsial llynges Stabb / Trooper Jorr / Gwarchodydd Gwrach
- Kiss of Death - Kanch / Y Morass
- Rat Trap - Clifford Andrews
- The Doomsday Quatrain - Brors / Bernardo / Capten y Garchodydd
- The Butcher of Brisbane - Eugene Duplessis / Chops
- Black and White - Weohstan
- The Acheron Pulse - Boritz
- The Shadow Heart - Capten Webster / Starbaff / Yr Wrath
- The Wrong Doctors - Ksllak
- Spaceport Fear - Wailers / Cyhoeddiad / Teithiwr Hurt
- The Seeds of War - Elkinar Dajan
- Scavenger - Cadlywydd Gabbard / Scavenger / Isra Tech / Diogelydd
- Moonflesh - Silver Crow
- The Widow's Assassin - Barwn Pteratrark / Gwarchod Dau / Tywysog Most-Deepest-All-Yellow
- Terror of the Sontarans - Cadlywydd Cynorthwyol Klath / Settimer
- A Life of Crime - Maer / Archwilydd Sperovore / Cyllidydd Sperovore
- Ghost Walk - Louie
Rhyddhadau Arbennig[]
- Trial of the Valeyard - Hermit
The Lost Stories[]
- Leviathan - Herne / Baron / Osbert / Chandris
- The Song of Megaptera - Caller / Cyfrifiadur y Llong
- Thin Ice - Yevgeni / Yasha Lemayev
- Crime of the Century - Metatraxi / Walnuff / Dryllddyn
- Animal - Rhyngyll Achterberg / Metatraxi / Numlocks
- Earth Aid - Metatraxi
- The Elite - Garthak
- The Children of Seth - Radulf Varidi
- The First Sontarans - Cadlywydd Lork / Y Bonheddwr
- The Dark Planet - Cysgod
The Fourth Doctor Adventures[]
- Trail of the White Worm - Carswell / Mercenary
- The Oseidon Adventure - Tyngworg / Warner / Gweithiwr R/T UNIT
- The King of Sontar - Vilhol / Mercenary #1
- Wave of Destruction - Derek Fretus
- The Paradox Planet - Valchak
- The Trouble With Drax - Grunthar / Glanhäwr
- The Eternal Battle - Brennan / Varn
- The Silent Scream - Gyrrwr Cab / Cyfarwyddwr
- Dethras - Franklin
- Subterranea - Silex / Mr Stoker
- The Movellan Grave - Robin Lyon
- The Skin of the Sleek - Y Sleek
- The Thief Who Stole Time - Y Sleek
The Eighth Doctor Adventures[]
- Nevermore - Ravens
- Lucie Miller - Seb Andrews
- To the Death - Aelod y criw
Dark Eyes[]
- The Great War - Preifat Hodgeson
- Masterplan - Capten / Rhaglaw
Doom Coalition[]
- The Eleven - Capten
- The Galileo Trap - Mynach / Llencyn
- Scenes From Her Life - Gwr / Gwarchod
- The Sonomancer - Glöwr / Swyddog Galactic Heritage / Perchennog Siop
The War Doctor[]
- The Thousand Worlds - Garv
- The Heart of Battle - Garv
- Consequences - Belus
- Destroyer - Belus / Deadweights
The Tenth Doctor Adventures[]
- Time Reaver - Gully / Mane / Lleisiau Robot
Dalek Universe[]
- Cycle of Destruction - Crispin Torr / Jason Four
Novel Adaptations[]
- The Well-Mannered War - Harmock
The Third Doctor Adventures[]
- Prisoners of the Lake - Prif Dastron / Rhaglaw Macintyre / Gweithredwr UNIT / Archeolegydd
- The Conquest of Far - Jickster / Kennet
The Early Adventures[]
- The Doctor's Tale - Thomas Arundel / William
- The Sontarans - Corporal Gage
The Companion Chronicles[]
- The Sleeping City - Gerrard
Short Trips[]
- Only Connect - adroddwr
- Breadcrumbs - adroddwr
- Methuselah - adroddwr
- Tweaker - adroddwr
- The Beast of Muir - adroddwr
- Crime at the Cinema - adroddwr
- Soul Music - adroddwr
Jago and Litefoot[]
- The Bloodless Soldier - Preifat Jim Higson / Hari Sunil / Capten Hertford
- The Similarity Engine - Constable Lee
The Paternoster Gang[]
- Truth and Bone - Requisitioner Skark
Counter-Measures[]
- Threshold - Simkins
- The Pelage Project - Billy McGuinness
- Manhunt - Proffesor Kent
- The Fifth Citadel - Mr Ackroyd
- Peshka - Marcus Flemington / Iseldirwr / Y Stiward / Y Dyn Crac
- Sins of the Fathers - Gyrrwr Syr Toby / Y Milwr / Y Gwarchodwr
UNIT: The New Series[]
- House of the Silents - Milwr
- In Memory Alone - Mission Control / Capten / Milwr
Missy[]
- The Lumiat - Radolf / Grappa / Feyza
The Diary of River Song[]
- The Boundless Sea - Proffesor Straiton
Graceless[]
- The Line - Surly Steve
- The Flood - Milwr
The Churchill Years[]
- The Chartwell Metamorphosis - Mr Rogers