Kevin McKidd

as DC Chris O'Neill

4 episodes

Vinette Robinson

as Michelle O'Neill

4 episodes

Richard Coyle

as Robert Wallace

4 episodes

James Cosmo

as Jim Mackie

4 episodes

Iona Anderson

as Annabel Wallace

4 episodes

Andrew Whipp

as Philip O'Neill

4 episodes

Brian McCardie

as Bill Martin

4 episodes

Nalini Chetty

as DS Shereen Rahman

4 episodes

Saskia Ashdown

as Bryony Davis

4 episodes

Peter Hannah

as Cameron

4 episodes