Calista Flockhart as Amy Nicholls

Richard Roxburgh as Robert Marcus

Elena Anaya as Helen Perez

Gemma Jones as Mrs. Folder

Yasmin Murphy as Maggie

Colin McFarlane as Roy

Michael Pennington as Marcus

Daniel Ortiz as Matt

Susie Trayling as Susan

Lloyd F. Booth Shankley as Simon

Michael Gatward as David

Scarlet Carey as Emma

Cameron Antrobus as Jimmy

Olivia Bjork as Linda

Fergus Riordan as Richard

Arthur Rogers as Nicholas

Karmeta Cervera as Charlotte

Freda Dowie as Old Lady 1

Matyelok Gibbs as Old Lady 2

Jeremy Williams as Engineer 1

Ewan Watson as Engineer 2

Stuart McLauchlan as Engineer 3

Lavinia Bertram as Susan Mother

Max Batista as Adam

Geoffrey Beevers as Father Tom

Ivana Baquero as Mandy

Richard Felix as Paramedic 1

Ben Temple as Paramedic 2

Montse Triola as Paramedic 3

Manel Ceder as Transporter (Uncredited)

Gregory Hudson as Ferry Passenger (Uncredited)

Steve Pick as Policeman (Uncredited)

Piero Verzello as Male Nurse (Uncredited)