Dead Head - Season 1 Episode 4 -

Eddie Cass , small-time crook, throws this hatbox into the river. With the head still in it. Now they're all paying to find out who did it. But Eddie sees it isn't money makes the world go round. It's treachery. Everyone alive is a bent copper. With a gun. And it's him they're after. But still, as the man said - anything for England.