- Tom Cullen
- Â Landry 18 episodes, 2017-2019
- Pádraic Delaney
- Â Gawain 18 episodes, 2017-2019
- Simon Merrells
- Â Tancrede 18 episodes, 2017-2019
- Julian Ovenden
- Â William De Nogaret 18 episodes, 2017-2019
- Ed Stoppard
- Â King Philip 18 episodes, 2017-2019
- Nasser Memarzia
- Â Draper 12 episodes, 2017-2019
- Jim High
- Â Ulric 13 episodes, 2017-2019
- Jim Carter
- Â Pope Boniface VIII / ... 11 episodes, 2017-2019
- Olivia Ross
- Â Queen Joan 10 episodes, 2017-2018
- Sabrina Bartlett
- Â Princess Isabella 10 episodes, 2017-2018
- Bobby Schofield
- Â Parsifal 10 episodes, 2017-2018
- Sarah-Sofie Boussnina
- Â Adelina 10 episodes, 2017-2018
- Edward Bourne
- Â Nicholas 9 episodes, 2017-2018
- Tom Forbes
- Â Prince Louis 8 episodes, 2019
- Genevieve Gaunt
- Â Princess Isabella 8 episodes, 2019
- Peter O'Meara
- Â Berenger 8 episodes, 2018-2019
- Joseph Ollman
- Â Vasant 8 episodes, 2019
- Dean Ridge
- Â Rhone 8 episodes, 2019
- Matthew Marsh
- Â Jacques De Molay 7 episodes, 2019
- Daniel Campbell
- Â Kelton 7 episodes, 2019
- Brian Caspe
- Â Angus 7 episodes, 2019
- Cengiz Dervis
- Â Roland 6 episodes, 2017-2018
- Akin Gazi
- Â Rashid 7 episodes, 2017-2018
- Clementine Nicholson
- Â Queen Margaret 6 episodes, 2019
- Stephen Fewell
- Â Archbishop Raymond DeGoth 6 episodes, 2019
- David Bowles
- Â Gerard 6 episodes, 2019
- Claire Cooper
- Â Sister Anne 6 episodes, 2019
- Amelia Clarkson
- Â Sophie 6 episodes, 2017-2018
- Jirà Weingärtner
- Â Othon 6 episodes, 2019
- Mark Hamill
- Â Talus 5 episodes, 2019
- Enrique Arce
- Â Catalan Ambassador / ... 5 episodes, 2017-2018
- Joey Batey
- Â Pierre 5 episodes, 2017-2018
- Marco Zingaro
- Â Doctor Vigevano 5 episodes, 2017-2019
- Stewart Kenneth Moore
- Â King's Guard / ... 4 episodes, 2017-2019
- Claudia Bassols
- Â Queen Elena 4 episodes, 2017-2018
- Ben Bradshaw
- Â Chamberlain Marigny 4 episodes, 2017-2018
- Marcos Franz
- Â Prince Lluis of Catalonia / ... 4 episodes, 2017-2018
- Salóme Gunnarsdóttir
- Â Lydia 4 episodes, 2019
- Oliver Maltman
- Â Earl of Oxford / ... 3 episodes, 2017-2018
- Sam Hazeldine
- Â Godfrey 3 episodes, 2017
- Gina McKee
- Â Landry's Mother 3 episodes, 2018
- Louise Bond
- Â Grecia 3 episodes, 2019
- Grace Carter
- Â Camille 3 episodes, 2019
- Daniel Brown
- Â Soldier / ... 3 episodes, 2017-2019
- Lourdes Faberes
- Â Altani 3 episodes, 2018
- Michael James
- Â Quentin 3 episodes, 2019
- Thomas Coombes
- Â Brother Anthony 3 episodes, 2018
- Raymond Waring
- Â Daniel 3 episodes, 2017-2018
- Tony Pritchard
- Â Ballard 3 episodes, 2018
- Ben Lamb
- Â Brother Dominic 3 episodes, 2018
- Jack Sandle
- Â Malraux 2 episodes, 2017-2018
- Roy McCrerey
- Â Charles / ... 2 episodes, 2017
- Robert Pugh
- Â Jacques De Molay 2 episodes, 2018
- Raphael Acloque
- Â Nassir 2 episodes, 2017
- Christopher Hugh James Adamson
- Â Lead-Man-at-Arms Oliver 2 episodes, 2019
- Isabelle Amyes
- Â Mother Superior 2 episodes, 2017-2018
- Vikash Bhai
- Â Khalil 2 episodes, 2018
- Pavel Bezdek
- Â Pascal / ... 2 episodes, 2019
- Oliver Ashworth
- Â Ivan 2 episodes, 2018
- Ryan Early
- Â Reynard 2 episodes, 2017
- Miquel García Borda
- Â Viscount of Rohan 2 episodes, 2018
- Matthew Burt
- Â Initiate 2 episodes, 2018
- Josef Fuksa
- Â Big Red Knight 2 episodes, 2018
- Arty Froushan
- Â Gautier 2 episodes, 2019
- Sam Hoare
- Â Gabriel 2 episodes, 2019
- James Coombes
- Â Governor de Rouvray 2 episodes, 2018
- Jamie Wilson
- Â Oxford Guard 2 episodes, 2018
- Julie Gibson
- Â Mother Superior 2 episodes, 2019
- Paul Sloss
- Â Theophile 2 episodes, 2019
- Jeff Smith
- Â Captain of the Guard 2 episodes, 2019
- Ben Starr
- Â Philippe 2 episodes, 2019
- Liv Spencer
- Â Inquisitor 2 episodes, 2019
- Brendan Douglas
- Â Street Vendor / ... 1 episode, 2017-2018
- Harry Webster
- Â Young Landry 2 episodes, 2017
- Gabriel Andrews
- Â King's Guard 1 episode, 2018
- Andy Beckwith
- Â Officiate 1 episode, 2019
- Bethany Adams
- Â Audience Member #1 1 episode, 2019
- Sarah E. Bentley
- Â Woman in House 1 episode, 2019
- Sai Bennett
- Â Marie 1 episode, 2017
- Jakub Bobuski
- Â Saracen Guard 1 1 episode, 2018
- Scott Bellefeville
- Â Townsperson 1 episode, 2019
- Bruce Davidson
- Â Bernard 1 episode, 2019
- Tom Bailey
- Â Blood Knight 1 episode, 2018
- Dan Cade
- Â Sir Henri 1 episode, 2019
- Martin Angerbauer
- Â Bitter Initiate 1 episode, 2019
- Sean Brodeur
- Â Tower Guard #1 1 episode, 2019
- James Beaumont
- Â Brother Edward 1 episode, 2018
- Martin David
- Â Saracen Guard 2 1 episode, 2018
- Stanislav Callas
- Â Naimon 1 episode, 2019
- Petra Buckova
- Â Prostitute 1 episode, 2019
- Natasa Burger
- Â Herbalist 1 episode, 2019
- Josef Guruncz
- Â Royal Guard 1 episode, 2019
- Adam Levy
- Â Simon 1 episode, 2017
- Nigel Cooke
- Â Stewart 1 episode, 2017
- Rory Bolan
- Â Younger Landry 1 episode, 2017
- Paul Dean
- Â Guard 1 episode, 2019
- Dennis Herdman
- Â Red Knight 1 episode, 2018
- Miguel Brooking
- Â Pope's Guard 1 episode, 2018
- David Dayan Fisher
- Â Sir Alain 1 episode, 2019
- Núria Casas
- Â Silvia 1 episode, 2017
- Jan Blahák
- Â Daniel 1 episode, 2017
- Jeffrey Koch
- Â Templar Guard 1 episode, 2018
- Alena Doláková
- Â DeNogaret's Mother 1 episode, 2019
- Diego DiGiovanni
- Â Royal Sentry 1 episode, 2019
- Nathan H. Davies
- Â Guard #1 1 episode, 2019
- Christian Howlings
- Â Young Boy 1 episode, 2019
- Jeff Fritz
- Â Audience Member #2 1 episode, 2019
- Paul Critoph
- Â Village Friar 1 episode, 2017
- Michael Ford-FitzGerald
- Â DeNogaret's Father 1 episode, 2019
- Lumi Divo
- Â Paris Girl 1 episode, 2019
- Benjamin Hoetjes
- Â Angus 1 episode, 2017
- Kevin Michael Clarke
- Â Aide 1 episode, 2018
- Simon Haines
- Â Father Benedetto 1 episode, 2019
- Barbora Lukesová
- Â Herbalist 1 episode, 2019
- Robert Orr
- Â Guard 1 episode, 2019
- Kelsie Hicks
- Â Lady #1 1 episode, 2019
- Christian Dunkley-Clark
- Â Brigand Seth 1 episode, 2017
- Ben Loyd-Holmes
- Â Petit 1 episode, 2017
- Michael Pitthan
- Â Sergeant 1 episode, 2019
- Cameron Moore
- Â Jules 1 episode, 2019
- Rene Hajek
- Â Papal Guard 1 episode, 2019
- David Sir
- Â Orlin 1 episode, 2019
- Simon Lenagan
- Â Bellrose 1 episode, 2017
- Dominic Geraghty
- Â Trader 1 episode, 2017
- Victoria Lynn Carroll
- Â Crowd Person #2 1 episode, 2019
- Bill Ratner
- Â Raynald 1 episode, 2019
- Francis Johnson
- Â Malik 1 episode, 2017
- Ayya Graoui
- Â Young Adelina 1 episode, 2017
- Curtis Matthew
- Â Astrologer 1 episode, 2019
- Abigail Rice
- Â Seamstress Alice 1 episode, 2019
- Ollie Horsfall
- Â Royal Guardsman 1 episode, 2019
- Caryn Stringer
- Â Woman 1 episode, 2019
- Craig McGinlay
- Â Aldred 1 episode, 2017
- Peter Marinker
- Â Jonas 1 episode, 2017
- Sofia Marangoni
- Â Young Adelina 1 episode, 2017
- George Jennings
- Â Papal Aide 1 episode, 2018
- James Anthony Marshall
- Â Filthy Man #1 1 episode, 2019
- Karin Torbjörnsdóttir
- Â Young Woman 1 episode, 2019
- Guy Lewis
- Â Templar Captain 1 episode, 2017
- Robert Russel
- Â Abbot 1 episode, 2017
- Isak Férriz
- Â Commander Novello 1 episode, 2018
- David Máj
- Â Luciferian Leader 1 episode, 2019
- Sinead Phelps
- Â Young Mother 1 episode, 2017
- Kevin Fuller
- Â Cade 1 episode, 2018
- Michael Mears
- Â Father Valentin 1 episode, 2019
- Scott Sophos
- Â Silversmith 1 episode, 2019
- David Sterne
- Â De Beaujeu 1 episode, 2017
- Pablo Raybould
- Â Jesper 1 episode, 2017
- Jordi Grà cia
- Â Tudela Merino 1 episode, 2018
- John Poston
- Â Man at Arms 1 episode, 2019
- Bethan Rose Young
- Â Elizabeth 1 episode, 2019
- Frederick Preston
- Â Young DeNogaret 1 episode, 2019
- Harry Thompson
- Â Royal Soldier 1 episode, 2019
- Harry Webster
- Â Young Landry 1 episode, 2017
- Dean Williamson
- Â Innkeeper 1 episode, 2018
- Anton Voynov
- Â Paris Boy 1 episode, 2019
- Michael Yare
- Â Moorish Guard 1 episode, 2018
- Jake Zahradnik
- Â Crowd Person #2 1 episode, 2019
- Timur Sibatov
- Â Templar Knight 1 episode, 2017
- Billy Rayner
- Â Raynald 1 episode, 2019
- Yuri Ribeiro
- Â Templar (uncredited) 7 episodes, 2017-2019
- Iva Sindelková
- Â Concubine (uncredited) 1 episode, 2018
- Martin Lev
- Â Templ Knight (uncredited) 1 episode, 2019