Following the disappearance of a submarine expedition in the Arctic Ocean, a new expedition sets out on a mission to find a renewable source of energy. Show more

The crew on the Orpheus submarine runs into danger. They have to escape, but can they risk boarding the mysterious vessel which looms above them? Show more

Drama. The crew are trapped on Volos and its reactor is overheating. Whoever shuts it down will be exposed to lethal radiation. Who will draw the short straw? Show more

Drama. Frances wants her crew to find more bio-fuel samples, but the Russian captain has something more deadly in mind for the Orpheus team. Show more

Drama about the crew of a research sub who encounter disaster in the Arctic. Will the crew manage to stabilise the energy source and make it back to the surface? Show more

When Cameron is taken ill, a desperate Trevor turns to Mrs Tembe for help. Elsewhere, Freya comes clean to Zara.

The first in a dark two-part thriller about twin brothers, Jasper and Eddie, who decide to swap lives. Part one tells Jasper's story. Show more

Gory spoof in which two hikers (Mathew Horne and James Corden) stumble across a village full of vampires. Lured to an old cottage by the villagers, they have to kill to survive. Show more

The second in a dark two-part thriller about twin brothers, Jasper and Eddie, who decide to swap lives. Part two tells Eddie's story. Show more

Comedy series. It is parents' evening at the school, and Gemma is struggling to stop thinking about Billy. To make matters worse, she ends up in a disastrous teacher's meeting. Show more

Comedy series. After forcing Jason to give Alfie a job on the sandwich run, Gemma finds herself at a self-defence class run by Tom, and Billy must decide if he can live with her. Show more

Comedy series. It's Alfie's birthday at the bar and Gemma finds herself encouraging Billy to date another woman. Tom helps Fran pull the man of her dreams. Show more

Comedy series. Tom hosts a dinner for Gemma who shows up with an uninvited guest. Much to the annoyance of a lovelorn Jason, Inca goes on a blind date. Show more

Comedy series. Gemma organises a barbecue to reunite Jason and Inca. Between trampoline competitions and a surprise visitor, Gemma gets tempting offers from both Tom and Billy. Show more

Comedy series. Gemma's life involves ferrying her twin daughters around and dealing with her ex and his Swedish girlfriend. That is, until handsome dad Tom asks her on a date. Show more