Saoirse Ronan says it was vital that her new drama “The Outrun” remained true to the memoir it’s based on by Amy Liptrot. Liptrot captured her life as she moved to an extremely remote, tiny island in Scotland to try to maintain her sobriety after reaching rock bottom in her life.

The crashing of waves, the somber recrimination of chilly charcoal clouds: for the young woman at the center of this story, Rona—played, in a marvelously nuanced performance by Saoirse Ronan —these are both markers of time and reminders that sometimes it’s necessary to temporarily drop out of time,

In the recently released indie comedy “My Old Ass,” the heroine has a little brother who has a pop culture crush on the actress Saoirse Ronan, such that his bedrooms walls are covered with her photos in a manner usually reserved for boy bands.