Olivia Colman as Hilary

Micheal Ward as Stephen

Toby Jones as Norman

Colin Firth as Donald Ellis

Tom Brooke as Neil

Tanya Moodie as Delia

Hannah Onslow as Janine

Crystal Clarke as Ruby

Monica Dolan as Rosemary Bates

Ron Cook as Mr. Cooper

Sara Stewart as Brenda Ellis

Justin Edwards as Jim Booth

Roman Hayeck-Green as Frankie

Brian Fletcher as Brian

Dougie Boyall as Finn

William Chubb as Doctor Laird

Spike Leighton as Mikey

Jacob Avery as Colin

Jamie Whitelaw as Sean

Dylan Blore as Pogo

Adrian McLoughlin as Bill

D.J. Bailey as Mr. Podd

Tom Colley as Paramedic

Mark Goldthorp as Ballroom Instructor

Rod Arthur as Mayor

Mark Field as Constable Bramah

Tim Samuels as Receiving Doctor

Dawn Murphy as Nurse

Ashleigh Reynolds as Trevor

George Whitehead as Martin

Sam Boskovic as Chas

Mark Collier as Premiere Guest (uncredited)

Caroline Glass as Premiere Guest (uncredited)

Eliza Glock as Brandy (uncredited)

George Greenland as Ryan (uncredited)