Trini Alvarado

After a body with similar injuries to Kathleen’s turns up at the county morgue, Sophie continues her quest to uncover what really happened to Kathleen. Meanwhile, Martha decides to dig into her fraught past, despite pushback from Margaret.

After an unexpected homecoming, a critical discovery rocks the Peterson household. Michael’s fate hangs in the balance as the trial ends.

As the DA’s office attempts to solidify their case, shocking new details surface about Michael’s past that threaten to derail the defense.

While working on his defense, Michael considers an opportunity to tell his story in a documentary. Then, after learning shocking information about her stepfather, Caitlin wrestles with doubts.

Catherine and Joshua have different ideas about how the past unfolded after their father made the decision to leave them. Hunter Black is ready to reconnect, though Catherine is reluctant…

Olivia’s sister, Rachel (Ari Graynor), visits; Walter, Peter and Olivia try to solve the murder of an esteemed epidemiologist, which may be linked to Olivia’s abduction.

When a strange parasite attaches itself to the internal organs of a dying FBI agent, Olivia suspects a connection to the Pattern; Peter and Walter tap into a dead man’s…

The investigation into the death of a young boy who appears to be the victim of a ritualistic killing leads to the discovery that he was one of many children…