OSS 117 Mission for a Killer (1965)
Furia à Bahia pour OSS 117 (released in the United States as OSS 117-Mission for a Killer) is a 1965 French/Italian international co-production Eurospy spy-fi film. It was the third OSS 117 film directed by André Hunebelle and produced by Paul Cadéac. Frederick Stafford made his film debut taking over the role of OSS 117 from Kerwin Mathews.
More at Wikipedia.