In the midst of a marital crisis, a High Court judge must decide if she should order a life-saving blood transfusion for a teen with cancer despite his family's refusal to accept medical treatment for religious reasons.
| Actor | Role |
|---|---|
 Emma ThompsonFiona Maye | Fiona Maye |
 Stanley TucciJack Maye | Jack Maye |
 Fionn WhiteheadAdam Henry | Adam Henry |
 Jason WatkinsNigel Pauling | Nigel Pauling |
 Anthony CalfMark Berner | Mark Berner |
 Paul JessonHumphrey | Humphrey |
 Ben ChaplinKevin Henry | Kevin Henry |
 Eileen WalshNaomi Henry | Naomi Henry |
 Reena LalbihariSamaira | Samaira |
 Dominic CarterRoger | Roger |
| PPaul KembleKeith | Keith |
 Daniel FritzGerman Journalist | German Journalist |
 Nikki Amuka-BirdAmadia Kalu | Amadia Kalu |
 Rosie CavalieroMarina Green | Marina Green |
 Rupert VansittartSherwood Runcie | Sherwood Runcie |
 Wendy NottinghamLaura | Laura |
 Stacha HicksJill | Jill |
 Nicholas JonesProfessor Carter | Professor Carter |
 Andrew HavillGeorge | George |
 Des McAleerJim the Porter | Jim the Porter |
 Paul BigleyColin | Colin |
 Michele AustinDonna | Donna |
 Daniel TuiteSebastian | Sebastian |
| MMicah BalfourBlackwell | Blackwell |
 Patrick BrennanHenrys' Solicitor | Henrys' Solicitor |
 Howard WardRoy Whiting | Roy Whiting |
 Anjana VasanKate | Kate |
 Syreeta KumarMoira | Moira |
 Naomi FrederickAmanda | Amanda |
 Simon ThorpHugh | Hugh |