- Matthew Toffolo
- Â The Fourth Doctor / ... 4 episodes, 2021
- Chris Walker-Thomson
- Â Oliver Hawkspur 4 episodes, 2021
- Laura Jayne Hunt
- Â Ace McShane 4 episodes, 2021
- Ellie Collins
- Â Summerfield 4 episodes, 2021
- Billy Garratt-John
- Â Cybermen / ... 4 episodes, 2021
- Jonathon Carley
- Â The Third Doctor / ... 3 episodes, 2021
- Dominic G. Martin
- Â Flemyng 3 episodes, 2021
- Fio Trethewey
- Â Everitt 3 episodes, 2021
- Christopher Johnson
- Â Deavish 3 episodes, 2021
- Ashley Gillard
- Â Swift 3 episodes, 2021
- Billy Treacy
- Â The Sixth Doctor 2 episodes, 2021
- Harvey Smith
- Â Waiter 2 episodes, 2021
- William Carlisle
- Â Mason 2 episodes, 2021
- Sylvie Mendes
- Â Zola Adebayo 2 episodes, 2021
- Joanna Paul
- Â Prisha Doshi 2 episodes, 2021
- Ann Collins
- Â Scavenger 2 episodes, 2021
- Elliott Crossley
- Â The Tenth Doctor 1 episode, 2021
- Zach Garrigus
- Â A.J. Manson 1 episode, 2021
- Josh Snares
- Â Australian News Reader 1 episode, 2021
- Ross Wilson
- Â Hammond 1 episode, 2021
- Miles Taylor
- Â Snyder 1 episode, 2021
- Stella Wilson-Staab
- Â Inquisitor 1 episode, 2021
- Jessica Chaleff
- Â Journalist 1 episode, 2021
- Eddie John
- Â Timelord 1 episode, 2021
- Olivia Fishwick
- Â Journalist 1 episode, 2021
- Zoe Garratt
- Â Timelord 1 episode, 2021
- Sam Michael
- Â Foreman 1 episode, 2021
- Benji Clifford
- Â Continuity Announcer 1 episode, 2021
- Aidan O'Connor
- Â Worker 1 episode, 2021
- James Woods
- Â Worker 1 episode, 2021
- Jenny Shirt
- Â Underground P.A. 1 episode, 2021
