Undercurrent (1946) is a Drama, Thriller film that follows after a rapid engagement, a dowdy daughter of a chemist weds an industrialist, knowing little of his family or past. He transforms her into an elegant society wife, but becomes enraged whenever she asks about Michael, his mysterious long-lost brother. Currently, you can watch Undercurrent on Amazon Video, Apple TV Store, Google Play Movies, YouTube. Streaming availability may vary by country and platform over time. It has a user rating of 5.9 out of 10 from 53 votes. Fans of drama movies may also want to explore similar titles below.