Henry Deaver (Andre Holland) wonders what someone would need such a big lock to protect.

A mysterious sheepdog appears in relation to various crises in Dale Lacy's (Terry O'Quinn) life.

Young Henry Deaver (Caleel Harris) sets a videotape on fire with great ease.

Dennis arrives to work at Shawshank with some degree of reluctance.

Henry's mother Ruth gets some bad news about her future from Alan.

Henry has a talk with his mother about his disappearance.

Henry arrives at the Desjardin house, and is skeptical of what he finds.

Reeves is spooked after his encounter with the mystery prisoner.

Dennis arrives at Shawshank, a job he feels like a prisoner doing.

CASTLE ROCK-- "Severance" - Episode 101 - An anonymous phone call lures death-row attorney Henry Denver back to his home town of Castle Rock, Maine. Dale Lacy (Terry O'Quinn) shown. (Photo by: Patrick Harbron/Hulu)

Castle Rock -- "Severance" -- Episode 101 -- Henry Deaver, a death-row attorney, confronts his dark past when an anonymous call lures him back to his hometown of Castle Rock, Maine. Henry Deaver (Andre Holland), shown. (Photo by: Patrick Harbron/Hulu)

Castle Rock -- "Severance" -- Episode 101 -- Henry Deaver, a death-row attorney, confronts his dark past when an anonymous call lures him back to his hometown of Castle Rock, Maine. Bill Skarsgard, shown. (Photo by: Patrick Harbron/Hulu)