PROOF THAT DEADPAN quirk can only take you so far, the indie film “Fingernails” debuts on Apple TV+ after a weeklong theatrical release and film-festival exposure.
The always-capable Irish actress Jessie Buckley (“Taboo,” “Fargo,” “The Lost Daughter”) stars as Anna, a self-effacing former schoolteacher who gets a job at the Love Institute, a clinic that uses computers to determine if a couple has made the right match. The emergence of this test has rocked society by suggesting that many established couples are not on solid ground.