“Keep the drama fictional if you don’t mind!” barks Mika (Sandra Hüller), a film director in “Sibyl” to her wayward cast members. She has a point. Everyone in this stylish ...

Sibyl is a shrink, a writer, a singer, an acting coach, a sister, a mother, a dreamer and a drunk — though not, for the most part, all at the same time. She contains multitudes, not unlike the ...