Naomie Harris as Poppy

Anna Maxwell Martin as N

Tessa Peake-Jones as Rhona

Claire Benedict as Rosetta

Adrian Scarborough as Middle Class Michael

Cathy Murphy as Astrid

Kolade Agboke as Wesley

Marie Critchley as Tina

Bruce MacLeod as Brian the Butcher

Penny Layden as Sue

Kerry Godliman as Verna

Josef Altin as Zubin

Michelle Dockery as Dawn

Simon Kunz as Peter Flea

Nicholas Woodeson as Professor

Janine Birkett as Candid

Darrell D'Silva as Banker Bill

Gerard Fletcher as Male Nurse

Jonathan Cullen as Tony

Anne Hornby as Secretary

Szilvi Naray-Davey as Government Inspector