cast
-
Jenna Coleman
Ember
-
Archie Renaux
Hitch
-
Laura Marcus
Caitlin
-
Bo Bragason
Amy
-
Amelia Bullmore
Sylvia
-
Ruby Stokes
Hannah
-
Tom Glynn-Carney
Malachy
-
Weruche Opia
Riz
-
Matthew McNulty
Arj
-
David Ajala
Casey
-
Shannon Watson
Miranda
-
Miya Ocego
Jules
-
Nina Barker-Francis
Chloe
-
Clare Calbraith
Joan
-
Ralph Ineson
Detective Inspector Morgan
-
Rick Warden
Martin / Martin Roberts
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Dominic Coleman
Brad
-
Arthur Hughes
Liam
-
Georgina Rich
Sheena
-
Connie Jenkins-Greig
Young Ember
-
Eleanor Nawal
Lawley
-
Peter Sullivan
Blake
- Niamh Blackshaw Rosie
-
Philip Hill-Pearson
Rob
-
Natalie Gumede
Nina
-
Nandi Bhebhe
Nurse
-
Adam Astill
Mr. Ryan / Mr Ryan
-
Johanne Murdock
Mrs. Cawdor
-
Elliot Cowan
Russell
- Amer Nazir Ali Mohammed
-
Ruaridh Mollica
Troy
-
Joshua Gannon
Young Arj
-
Ryan Dean
Joe
-
Ross Thompson
Ellis
- Ross Thompson Ellis
-
Anna Wilson-Jones
Imogen
-
Philip Whitchurch
Superintendent Needham
- Danny Ryder Gary
-
Lorna Nickson Brown
Kit / Present Caitlin
-
Jonny Fines
Present Joe
- Effy Buckles Jones Young Hannah
-
Lila Lasso
Conference Reporter
- Jean-Pascal Heynemand Lab assistant
- Kelsea Jo Brooke Diane (uncredited)
