Wayne and Dan use tiny clues to try and track down fly-tippers. Eamon inspects the pub kitchens and takeaways of Worcester. Don must clear an overflowing toilet.

Dan and Jude tackle a dumped caravan where drug users are leaving needles. Jakob and Wojtek are faced with a toxic clean up at a property thanks to someone storing 50 bottles of their own urine in a cupboard.

Wayne and Dan tackle rubbish dumped from illegal cannabis factories. Juliet performs a surprise inspection at a takeaway. Cleaners Caz and Tee face filthy houses.

Wayne and Dan continue to try to identify the Cardiff fly-tipping gang. There is trouble in store for a takeaway in Worcester. A London canal side is the scene of a battle with a rubbish hoarding artist.

David sets up a hidden camera to catch a fly-tipper in the act. Gary follows a disturbing trail of used needles deliberately left in playgrounds and parks. Mick and Danny track a shopkeeper who is illegally dumping rubbish.

David uncovers a fly-tip full of sex toys in a farmer's field, Clive and Callum face roadside lay-bys covered in human effluent, and Ray wages a one-man war on the dog foulers of Dorset.

Enforcement officers chase a flytipper on Christmas Day in Walsall. A festive fatberg leaves sewer cleaners in London with a mess on their hands. Grime busters across the UK clean up Christmas excess.