It's a remarkably solid sequel, though admittedly somewhat outlandish. Vincent Price – or rather, his voice acting – portrays someone who runs a thriving mining operation and finds himself wrongly accused of murdering his brother. He has just two hours before he’s scheduled to be executed when he enlists the help of a friend who created a clandestine drug capable of making people invisible; however, there's a drawbac…

A pleasing follow-up that avoids feeling phoned in. Geoffrey Radcliffe (played by Vincent Price) finds himself wrongly accused of killing his brother and subsequently takes a substance to render himself unseen so he can escape. However, as he attempts to prove his innocence, the drug’s unfortunate consequence—a descent into insanity—begins to jeopardize his efforts. It was unrealistic to expect this film to rea…