Rent The Invisible Man: Series 1: Part 1 (2000)

Introducing Darien Fawkes, the recipient of the Quicksilver Gland which makes him invisible at will, all due to experimental surgery funded by his new employers, The Agency. He regularly saves the world for them, they supply Darien with the rare antidote he needs to stop him going mad. Simple. It should keep him out of danger. Quite the reverse...