Watch Companion
Spoiler-safe reference guide to pull up while you watch.
The mental condition of psychiatrist's wife Lorna Baylor begins to deteriorate as an anonymous delivery of flowers arrives at her home, awakening her phobia of white carnations. This is the 1950 version. You can tell because it previews the next weeks movie, which was The Wisdom Tooth.
Streaming availability for US region, via JustWatch.