Watch the 'Thurston' Season 3 Premiere

Colleen Zenk stars as Agnes Snead in Thurston.

In the riveting Season 3 premiere of Thurston, Maggie (Catherine Frels) and Inolah (Autumn Morningstar Custalow Alfaro) receive a visit from The Marshal (Garry Westcott), DA Stewart (Todd Messegee) makes Pinkerton Daniels ((John C. Bailey)) a proposition, and Rosie (Susannah Wells) plots an escape. Meanwhile, the Sneads have a tense family reunion. Will Agnes (Colleen Zenk) welcome Edmund (Walt Willey) back with open arms? Watch the long-awaited new episode of Thurston below: