Claudia Tiedemann 1986

Claudia Tiedemann runs the day-to-day operations at Winden's nuclear plant, sharp and composed in a room full of men who underestimate her. Married to Bernd, mother to young Regina, she is meticulous and quietly ambitious, unsettled by irregularities at the plant and by her dog's sudden, inexplicable disappearance.

Julika Jenkins plays competence as a kind of armor — Claudia never raises her voice, but every scene registers her calculating exactly how much to reveal and to whom. The show trusts her intelligence enough to make her curiosity, rather than fear, the engine of dread, and Jenkins makes watching someone think feel suspenseful.