- Matthew Lee
- Â The Doctor 21 episodes, 2015-2025
- Sam Lloyd
- Â The Daleks / ... 15 episodes, 2015-2025
- Emily Moran
- Â Connie Thomas 9 episodes, 2015-2020
- Tomas Roberts
- Â Stefan Thomas / ... 8 episodes, 2015-2020
- Kyle Jensen
- Â Biped 6 episodes, 2020-2025
- Aidan O'Connor
- Â Cryo / ... 5 episodes, 2015-2025
- Juliet Roar
- Â Romana / ... 5 episodes, 2017-2018
- Ethan Burke
- Â Godfrey 5 episodes, 2017-2018
- Heather Renee
- Â Mollie Boulay 4 episodes, 2020-2021
- Miles Taylor
- Â Davros 4 episodes, 2021-2025
- Ross K. Foad
- Â Grog the Graske / ... 3 episodes, 2020-2025
- Richard Lloyd
- Â Arcadian / ... 3 episodes, 2015
- Anthony Kirven
- Â Galahad / ... 3 episodes, 2017-2018
- Nathan Williams
- Â Strax 2 episodes, 2015
- Chris Walker-Thomson
- Â The Guide 2 episodes, 2015
- Joe Cook
- Â Dr. Moffatt / ... 2 episodes, 2017-2018
- Katy Shawcross
- Â Smuggler Tia / ... 2 episodes, 2019-2020
- Massimo Peluso
- Â Domin 2 episodes, 2021
- Benjamin Reilly
- Â Kaled Doctor 2 episodes, 2021
- Bash Dinsmore
- Â Godfrey 2 episodes, 2024-2025
- Olivia Blair
- Â Mollie Boulay 2 episodes, 2024-2025
- Danielle Stein
- Â Lady President 2 episodes, 2024-2025
- Phoenix M. Lopez
- Â Destiny 1 episode, 2020
- Cameron Got
- Â Chef 1 episode, 2020
- James Blowers
- Â The Eleventh Doctor 1 episode, 2015
- Pete Walsh
- Â The Ninth Doctor 1 episode, 2015
- Thomas Spencer
- Â Miner 2 1 episode, 2015
- Kenny Colliver
- Â Leeten 1 episode, 2015
- Jessica Osborne
- Â Arya / ... 1 episode, 2015
- Sylvia Lupien
- Â Manning 1 episode, 2018
- Thomas Walker
- Â Minister 1 episode, 2018
- Trent Willis
- Â Rogers 1 episode, 2018
- Stephen Hannify
- Â Yora 1 episode, 2019
- Simon Anthony
- Â Policeman 1 episode, 2020
- Jamie Marsh
- Â Smuggler 1 1 episode, 2020
- Chris England
- Â Keith Fisher 1 episode, 2020
- Michaela Henry
- Â Ella Thomas 1 episode, 2020
- Tyron Kimayo
- Â Senator 1 episode, 2024
- Colin Lloyd
- Â Chancellor 1 episode, 2024
- Matthew Lidbury
- Â Hyperion Guard 1 episode, 2024
- Charles Henry
- Â Nyder 1 episode, 2025
