Origin: Episode Four

The fourth in a major new nine-part conspiracy thriller, starring Romola Garai. Written by Matthew Broughton

Determined to discover who’s responsible for the plane crash, Helen continues her search for her father. But when child services become involved, new information points Helen in the direction of the Iraq war.

How is Florian connected to the little boy in the coma? And have Helen and Freddy been chasing the wrong lead?

Tracks: A story in nine parts about life, death and the human brain.

Helen.... Romola Garai Freddy.... Jonathan Forbes Michael.... Alex Beckett Dr Petrauskas ..... Tristan Sturrock Inspector Kirby ..... Jaimi Barbakoff Security Guard ..... John Norton Jae Sung ..... Leo Wan Man Seok ..... Paul Courtenay Hyu

Original music by Stu Barker

Directed in Wales by Helen Perry