Killers Are Challenged

Directors: Antonia Margheriti (director)

Writers: Ernesto Gastaldi

Cast: Richard Harrison as Bob Fleming, Susa Andersen as Velka, Wandisa Guida as Terry Coleman, Jaine Reynaud as Halima

Released 1966

"A secret agent pretends to be a scientist who is developing an alternative source of energy less risky, but more powerful than atomic energy. and thus he becomes the target of mysterious killers who already murdered two scientists."