Vortex
"More potent than "The Andromeda Strain"!"
Overview
Rod Taylor plays a United Nations bio-warfare disarmament expert whose lonely wife (Catherine Jourdan) has a steamy affair while she's away in France. But soon she finds out the hard way that her lover is not quite the charming and stable guy she thought he was, and starts to fear him and wonder about his true motives.
Vortex at a glance
Vortex is a 1976 thriller film directed by Sergio Gobbi, starring Rod Taylor, Bibi Andersson and Mathieu Carrière. It runs for 1 hour 45 minutes. TMDB users rate it 3.8 out of 10 from 4 votes.
Vortex isn't on a subscription service right now, but you can rent or buy it from the stores listed under Where to Watch. If you enjoy it, try Burning Rainbow Farm, Murder on the Orient Express and Evil Under the Sun next.