Tasty sequel, far from lazy. Falsely imprisoned for fratricide, Geoffrey Radcliffe (Vincent Price) takes a drug to make him invisible and thus escape. But as he sets about trying to clear his name, the side effect of the drug, gradual madness, threatens to usurp his plans. It was never going to be up on the same level as the first film,...

This is quite a good, if a little preposterous sequel. Vincent Price - or, that is, his voice - owns a successful mining business who is framed for killing his brother. With but two hours to go before he goes to the gallows, he turns to his friend who has devised a secret drug that can render the user invisible - but at a cost: continued...