The Best Episodes Directed By Indra Siera

On his first day back from leave, widowed cop Sam is called to the scene of a young woman's murder, where he clashes with rookie tech whiz Billie.

A graphic assassination video posted online leads the team to a network of ISIS recruiters in a case that strikes a nerve for Nassim.

When a hidden camera in the woods captures the slaying of a hacker known for exposing corruption, Billie tries to conceal her link to the victim.

While investigating an unsettling murder at an apartment used by S&M aficionados, Sam becomes obsessed with daughter Emmy's new boyfriend.

After saving humanity, Bill Ward finds himself locked up in prison. Bitter, he will take a close interest in a new subject: many people around the world are victims of mysterious visions, including MI5 agent Zoe. Meanwhile, the discovery of a black hole prompts Catherine to investigate this global phenomenon.

Astronauts Juliet Arquette and Richard Gallagher witness Catherine's theories in space as Adina plots revenge against humanity. Mourning over the death of her sister, Catherine decides to research the phenomenon with the help of Johannes. An unexpected encounter prompts Kariem to continue her investigation of global psychosis. Faced with the damage caused by Adina's latest attacks, Zoe decides to turn to Bill to thwart the alien's plans.

Richard discovers new data on the global phenomenon. Catherine must take a risk to continue her research, but is she ready to do it? Meanwhile, a new revelation tests Martha's loyalty, and Zoe is forced to make an urgent sacrifice with the help of her newfound allies.

Betrayed, Tom forges an unexpected alliance with Zoe. Confronted with the teenager, Bill must again answer for the consequences of his sacrifice. Zoe takes a drastic step to stop Adina's plan. From the alternate world, Catherine discovers that interstellar activity is badly affecting people. She sets out to find a solution, but is in serious danger.