- Country: France, West Germany
- Genres: Drama, Sci-Fi, Thriller
- Release: 1976-01-14
- Director: Sergio Gobbi
- Writers: Catherine Arley
- Language: French
- Stars: Rod Taylor , Bibi Andersson , Mathieu Carrière , Paul Guers , Catherine Jourdan , Christian Barbier , Yves Brainville , Walter Buschhoff , Robert Le Béal , Hans Meyer
- Runtime: 105 min
- Awards: N/A
- AKA: Blondy (Canada) , Müthis Suikast (Turkey) , Vortex (United States of America) , Blondy (Australia) , Blondy (Canada) , Storia d'amore con delitto (Italy) , Clave: Blondy (Spain) , Tyhodioktes ton 5 ipeiron (Greece) , Germicide , Chantagem Sobre Uma Mulher Casada (Portugal, Portuguese Republic) , Blondy , Blondy (France, French Republic)
- Plot: Christopher Tauling, a U.N. official, is leading an effort to warn the authorities worldwide that a bacterial weapon is at the ready to wipe out most of mankind.
- IMDB:tt0071547
Vortex Cast · · · ALL
Sergio Gobbi
Director
Rod Taylor
Christopher Tauling
Bibi Andersson
Patricia Tauling
Mathieu Carrière
Tauling
Catherine Jourdan
Blondy
Paul Guers
Christian Barbier
Rex
Yves Brainville
Un diplomate
Walter Buschhoff
Le docteur Ruth