Suspect
Anne-Marie DuffDr Susannah Newman
Ben MillerDetective Superintendent Richard Groves
James NesbittDanny Frater
Imogen KingChristina
Sam HeughanRyan
Richard E. GrantHarry
Antonia ThomasMaia
Sacha DhawanJaisal
Niamh AlgarNicola
Joely RichardsonJackie Snowden
Dominic CooperJon Fallow
Tamsin GreigNatasha Groves
Vinette RobinsonLousia McAdams
Eddie MarsanAlistair Underwood
Celine BuckensSapphire
Nicholas PinnockJoseph Buckley
Gina McKeeKate- PPatrick Scott JeffriesSecurity Guard