- ??? - Jisoo
- Art Malik - Justin
- Liv Hill - Sasha
- Christiane Amanpour - Christiane Amanpour
- Zannah Hodson - Mrs. Pemberton
- Natasha Magigi - Charity Woman
- Adam Ganne - Charity Mover
- Rachel Atkins - Headmaster's Secretary
- Archie George - Prefect
- Crispin Letts - Catherine's Boss
- Gemma Jones - Helen
- Michael Spicer - Simon
- Faith Edwards - Lynn
- Shazia Nicholls - Meg
- Faraz M. Khan - Roger
- Beth Hinton-Lever - Jodie
- Whitney Kehinde - Emily
- Sukh Ojla - Janise
- Youssef Kerkour - Richard Perkins
- Rob Jarvis - DCI Duggins
- Vineeta Rishi - Officer Davis
- Rosie Hilal - Waitress
- Claire Price - Claire - Bookshop Owner
- Olu Adaeze - Ambika
- Cornelius Booth - Andrew
- Anna Andresen - Camila
- Marcus Garvey - Charles
- Satnam Bhogal - Dev
- Leon Annor - Board Room Member #7
- Jung Sun den Hollander - Board Room Member #8
- Sarah Hood
- Stefani Nedanova
- Samuel Scott
- James Budd
- Andrew Mannion
- San Davey
- Renee Knight
- Victor Jenkins
- Gianmarco Fusi
- Dawn Olmstead
- Enzo Sisti
- Paushali Banik
- Steve Golin
- Mike Tehrani
- Davide D'Onofrio
- Lynn Fainchtein
- Millie Akerman-Blankley
- Steve Finn
Cate Blanchett interpreta a Catherine Ravenscroft en la serie.
Lesley Manville hace el papel de Nancy.
Kevin Kline interpreta a Stephen Brigstocke en la serie.
Kodi Smit-McPhee hace el papel de Nicholas.
??? interpreta a Kim en la serie.
Sacha Baron Cohen interpreta a Robert en la serie.
Louis Partridge interpreta a Jonathan Brigstocke en la serie.
Leila George interpreta a Young Catherine en la serie.
Whitney Kehinde interpreta a Emily en la serie.
Youssef Kerkour interpreta a Richard Perkins en la serie.
Capítulo disponible en las siguientes plataformas:
