Betty Carroll

Betty Carroll is a fixture of Easttown, one of the older women who populate the edges of Mare's world — the kind of neighbor who's lived on the same block for decades and knows everyone's business without needing to ask. She moves through the town's daily rhythms with quiet familiarity.

Phyllis Somerville brings the lived-in texture that makes Easttown feel like a real place rather than a backdrop for a mystery. Even in a small role, she carries the weathered, unshowy authority of someone who has watched this community for a lifetime, grounding the show's atmosphere in something quietly human.