“Castle” star Stana Katic is coming back to TV in Showcase’s chilling new series “Absentia”,and we’ve got your first look.

RELATED: ‘Castle’ Stars Nathan Fillion And Stana Katic React To Series Finale

The Canadian actress stars in and produces the new show, about an FBI agent, Emily Byrne, who disappears while on the hunt for a serial killer.

Six years later, Byrne is found in a cabin in the woods with no memory of the time since her disappearance and evidence that she may be involved in a new series of murders.

RELATED: ‘Castle’ Star Stana Katic Turns To Police After Social Media Death Threats

“Absentia” also stars Patrick Heusinger (“Jack Reacher: Never Go Back”), Cara Theobold (“Downton Abbey”), Neil Jackson (“Sleepy Hollow”), Angel Bonanni (“False Flag”), Richard Brake (“Game of Thrones”), Ralph Ineson (“Game of Thrones”), Paul Freeman (“The Dogs of War”), Bruno Bichir (“Narcos”) and Patrick McAuley (“The Conjuring 2”).

Tune-in to the series premiere of “Absentia” Sunday, Jan. 21 at 9 p.m. ET/PT on Showcase.