Drama. Sarah, Mrs S and Felix return to London seeking the 'Castor original' man with deadly intent. Helena has a violent answer to a family threat. Show more
Sci-fi drama series. Sarah tries to bluff a ruthless enforcer that all is well at the Dyad Institute, while Alison's family finances pose problems. Show more
Sci-fi drama series. Cosima gets inside the head of one Castor clone while Sarah tracks another. Show more
Sci-fi drama series. Alison faces two tough opponents - a rival candidate and her own mother - during a fraught day of campaigning and conniving. Show more
The Leda ladies and their allies find crushing the Castor programme is the least of their tasks as showdowns violently unveil a deeper conspiracy. Show more
Sci-fi drama series. Sarah is caught between two 'brothers', while Alison meets a face from her past and Cosima is encouraged to look to the future. Show more
Sci-fi drama series. Some desperate schemes turn upon the use of unwitting clone Crystal and Cosima's lab assistant Scott. Show more