Banco à Bangkok pour OSS 117, released in the USA as Shadow of Evil, is a 1964 French/Italian international co-production Eurospy spy-fi film.

The film was shot on Thai locations and featured action scenes arranged by Hunebelle's stunt coordinator Claude Carliez with production design by René Moulaert.

Lemmon had discovered that the medicine made in Hogby Laboratories in Bangkok had been switched with plague germs infecting the population with fatal results.

After surviving several assassination attempts, OSS 117 infiltrates the secret lair of Dr. Sinn (Robert Hossein), an Indian hypnotist and psychologist with the help of his sister Lila (Pier Angeli).

The "People Elect" (inoculated by Dr Sinn for immunity) desire to spread plague around the world to reduce the Earth's population and stop atomic testing that is ruining the planet.