S toryline : A secret agent possesses a ring that makes him invisible for a short time, once every 10 hours. He is in p...
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Storyline : A secret agent possesses a ring that makes him invisible for a short
time, once every 10 hours. He is in pursuit of an evil criminal
mastermind but, at the same time, must evade an enemy agent who also
wants the ring.
Stars: Patrick O'Neal, Ira von Fürstenberg, Donald Pleasence, Henry Silva, Nicoletta Machiavelli, Howard St. John, Sorrell Booke, Tiziano Cortini, Elisabetta Wu, Giulio Donnini
Matchless Italian