Ophelia Lovibond as Annabel D’acre

Charlotte Ritchie as Helen MacNamara

Hugh Skinner as Josh Fitzmaurice

Georgie Henley as Grace Greenwood

Kimberley Nixon as Kate Josephs

Naomi Battrick as Cleo Watson

Alice Lowe as Shelley Williams-Walker

Anthony Calf as Sir Mark Sidwell

Phil Daniels as Mickey Port

Tom Durant-Pritchard as Rory Baskerville

Alice Orr-Ewing as Alice Lyons

Rebecca Humphries as Carrie Symonds

Jon Culshaw as Boris Johnson

Edwin Flay as Martin Reynolds

Craig Parkinson as Lee Caine

Fanny Bacaya as Fanny

Gisele Mbalaga as Giselle

Boris Johnson as Self (archive footage)

Jon Snow as Self (archive footage)

Oliver Dowden as Self (archive footage)

Dominic Cummings as Self (archive footage)

Allegra Stratton as Self (archive footage)

Dominic Raab as Self (archive footage)

Priti Patel as Self (archive footage)

Paul Garner as Police Constable

Kemal Shah as Captain Steve Higham