- Michael D. Xavier - Patrick Thompson
- Frances Barber - Olivia Arnold
- Ella Bruccoleri - Rena Friedman
- Philip Bulcock - Laurence Carter
- Shireen Farkhoy - Sophie Carter
- Jack Ashton - Toby Hansard
- Oli Higginson - Jack Felton
- Esh Alladi - Khalid Hassan
- Mina Andala - Lyn Cowie
- Raquel Cassidy - Maria Swanson
- Emma Cunniffe - Cassie Lyall
- Charlotte Emmerson - Martha Frankland
- Natasha Magigi - Nadine
- Jeremias Amoore - Eric Heidegger
- Craig Blake - Artie Sylvester
- Tomiwa Edun - Greg Milton-Elwes
- Joshua James - Nathan Dix
- Ladi Emeruwa - Bandile
- Ricardo Castro - Paulo Mendez
- Liz Crowther - Nancy Cooper
- Amerjit Deu - Mr Johal
- James Boyland - Nicholas Hewitt
- Kevin Eldon - Roy Colin
- Dominic Mafham - Iain Frankland
- Elizabeth Marsh - Mel
- Felixe Forde - Hannah Loftus
- Alexander Hanson - James Green
- Karl Collins - Carsten Hughes
- Francesca Henry - Nix Greaves
- Alfie Deegan - Jake Turner
- Pippa Haywood - Gillian Compton
- Sophie Melville - Daisy Philips
- Michael Moreland - Frank Turner
- Richard Harrington - Rory Fisk
- Amy Griffiths - Rebecca Knightley
- Jack Cooper Stimpson - Finn Davidson
- Neil Morrissey - Ross Pickard
- Dorothea Myer-Bennett - Sadie Friedman
- Harry Hepple - Josh Downing
- Samuel Holmes - Chris Milton-Elwes
- Cengiz Dervis - Marac Ata
- Bryony Hannah - Erin Murphy
- Martin Marquez - Lanfranco
- Libby Mai - Petal Fisk
- Siân Phillips - Grandma Dix
- Félicien Juttner - Benoit Chaban
- Rebecca Front - Diana Hopkinson
- Joseph Millson - Jonno Romano
- Pippa Nixon - Saskia
- Richard Hope - Andrew Knightley
- Catherine Russell - Frances Felton
- Jonny Phillips - Gulliver Bauer
- Sara Kestelman - Celia Swanson
- Robert Pickavance - Ferguson
- Dermot Keaney - Taffy Clarke
- Clarence Smith - Oliver Cowie
- Taj Kandula - Joanne
- Bluey Robinson - Tony Donner
- Christine Mackie - Marieke Petersen
- Nigel Lindsay - Ricky Hopkinson
- Pooky Quesnel - Julia Romano
- Peter Landi - Davinson Clarke
- Peter Stark - Alex Heidegger
- Rachael Stirling - Rebekah Chaban
- Naoko Mori - Steph Lang
- Adrian Schiller - Nicholas Levine
- Sarah Smart - Siobhan O'Hara
- Stella Stocker - Robyn Romano
- Tilly Vosburgh - Carmel Fry
- Sarah Middleton - Hayley Donohue
- Claire Skinner - Charlotte Twist
- Rhashan Stone - Pete McLoud
- Leo Staar - Freddie Mercer
- Liz White - Beth Dalton
- Rob Ostlere - Darren Goldfinch
- Che Walker - Steve O'Hara
- Tia May Watts - Flo Cowie
- Gaia Wise - Emma Frankland
- Karl Theobald - Sam Lenton
- Al Weaver - Simon Turnball
- David Wayman - Estate Agent
- Rupert Vansittart - Patrick Blythe
- Laurence Ubong Williams - Kai Whishaw
- Patrick Walshe McBride - Caleb Felton
- Simon Williams - Maurice Swift
Rupert Vansittart interpreta a Patrick Blythe en la serie.
Adrian Scarborough hace el papel de DI Max Arnold.
Vanessa Emme interpreta a DS Layla Walsh en la serie.
Anamaria Marinca interpreta a Astrid Fischer en la serie.
Peter Bankolé interpreta a DC Connor Pollock en la serie.
Lucy Phelps interpreta a DC Jess Lombard en la serie.
Sophie Stone interpreta a Ashley Wilton en la serie.
Capítulo disponible en las siguientes plataformas:
