The Missing Cast

David Morrissey portrays Captain Sam Webster, a central figure dealing with the aftermath of his daughter Alice's return after her mysterious disappearance.

James Nesbitt plays Tony Hughes, a father desperately searching for his missing son in the first series.

Keeley Hawes takes on the role of Gemma Webster, Sam's wife, facing the challenges of her daughter's sudden reappearance.

Abigail Hardingham is Alice Webster, whose unexpected return sparks a new chain of events and emotions for her family.

Frances O'Connor acts as Emily Hughes, Tony's wife, coping with the stress and heartbreak of her child's disappearance.

Tchéky Karyo is Julien Baptiste, a dedicated and insightful French detective who leads the investigation in both series.

Anastasia Hille plays Celia Baptiste, Julien's supportive wife who stands by him through the difficult cases.

Jason Flemyng features as Mark Walsh, contributing to the unfolding mysteries in the series.

Lia Williams portrays Nadia Herz, intertwined in the complex relationships affected by the ongoing investigations.

Laura Fraser is Sergeant Eve Stone, who works closely on the cases and is the daughter of Adrian Stone.

Roger Allam plays Brigadier Adrian Stone, a military figure connected to key events in the storyline.