Bletchley Circle: San Francisco Season 1 (NR) 180 minutes

BLETCHLEY CIRCLE: SAN FRANCISCO, Season 1 SERIES (NR) NEW SERIES Four women of high intelligence, including two female British code breakers, team up in sister American cryptographers using their capacity for pattern recognition and a knack for decryption, and their skills to solve a series of murders overlooked by police in San Francisco.