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.
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.
Patrick O'Neal , Ira von Fürstenberg , Donald Pleasence
Piero Tosi
Dino de Laurentiis Cinematografica ,
as Perry 'Matchless' Liston
as Arabella
as Gregori Andreanu
