While touring abroad in Europe, beautiful American skydiver Fathom Harvill gets wrapped up in international intrigue when Scottish spy Douglas Campbell recruits her to help him on a secret mission. Before long, Fathom realizes that no one around her, including the mysterious Peter Merriweather, can easily be trusted, leading to various adventures that involve bull fighting, beaches and, of course, romance.
Raquel Welch
as Fathom Harvill
Anthony Franciosa
as Peter Merriwether
Ronald Fraser
as Col. Douglas Campbell, Chief of HADES
Richard Briers
as Flight Lt. Timothy Webb
Greta Chi
as Maj. Jo-May Soon (KGB)
Tom Adams
as Mike
Elizabeth Ercy
as Ulla
Ann Lancaster
as Mrs. Trivers
Tutte Lemkow
as Mehmed
Reg Lye
as Mr. Trivers
Clive Revill
as Serapkin
