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.
Perry 'Matchless' Liston
Arabella
Gregori Andreanu
Hank Norris
Tipsy
General Shapiro
Colonel Coolpepper
Hogdon (as Lewis Jordan)
O-Lan (as Elisabeth Wu)
