Steve Walker was a script supervisor for the following Doctor Who stories:
- The Angels Take Manhattan
- Asylum of the Daleks
- The Bells of Saint John
- The Caretaker
- Cold War
- Dark Water
- The Day of the Doctor
- Death in Heaven
- Deep Breath
- Face the Raven
- The Girl Who Died
- Heaven Sent
- Hell Bent
- Hide
- In the Forest of the Night
- Into the Dalek
- Kill the Moon
- Listen
- Mummy on the Orient Express
- Nightmare in Silver
- Robot of Sherwood
- Sleep No More
- The Snowmen
- Time Heist
- The Time of the Doctor
- The Wedding of River Song
- The Woman Who Lived
- The Zygon Invasion
- The Zygon Inversion