Elenco Principal da Temporada 12

1. 

   Dafne Keen

   Lyra Silvertongue

2. 

   Ruth Wilson

   Marisa Coulter

3. 

   Simone Kirby

   Mary Malone

4. 

   Amir Wilson

   Will Parry

5. 

   Will Keen

   Father President MacPhail

6. 

   Lewin Lloyd

   Roger Parslow

7. 

   Adewale Akinnuoye-Agbaje

   Commander Ogunwe

8. 

   Jamie Ward

   Father Gomez

9. 

   Kobna Holdbrook-Smith

   Balthamos

10. 

    Chipo Chung

    Xaphania

11. 

    Jonathan Aris

    Commander Roke

12. 

    James McAvoy

    Lord Asriel Belacqua

Convidados Especiais 11

1. 

   Jade Anouka

   Ruta Skadi

2. 

   Lia Williams

   Dr. Cooper

3. 

   Sope Dirisu

   Sergi (voice)

4. 

   Kit Connor

   Pantalaimon (voice)

5. 

   Joe Tandberg

   Iorek Byrnison (voice)

6. 

   Lindsay Duncan

   Octavia (voice)

7. 

   Lauren Grace

   Joseph

8. 

   Sorcha Groundsell

   Maddy

9. 

   Wade Briggs

   Archangel Alarbus

10. Ben Pearl

    Officer

11. 

    Sian Clifford

    Agent Salmakia

Equipa Técnica 3