Gillian Anderson
Stella Gibson (6 eps)
Jamie Dornan
Paul Spector (6 eps)
Archie Panjabi
Tanya Reed Smith (6 eps)
Niamh McGrady
Danielle "Dani" Ferrington (6 eps)
John Lynch
Jim Burns (6 eps)
Colin Morgan
Tom Anderson (6 eps)
Stuart Graham
Matthew "Matt" Eastwood (6 eps)
Valene Kane
Rose Stagg (6 eps)
Emmett Scanlan
Glenn Martin (6 eps)
Bronagh Waugh
Sally Ann Spector (6 eps)
Aisling Franciosi
Katie Benedetto (6 eps)