DS Andy Wainwright: You do know there are more guns in the country than there are in the city.
DS Andy Cartwright: Everyone and their mums is packin' round here!
Nicholas Angel: Like who?
DS Andy Wainwright: Farmers.
Nicholas Angel: Who else?
DS Andy Cartwright: Farmers' mums.
Nick's character is eating an ice cream in the police car and eats the whole thing. When the shot changes to Simon's side, he's still got about half of it left.
In the scene at the supermarket, Danny is looking at a selection of DVDs, but when he puts it down to chase the thief, in the bin you can see the DVD named "Zombies Party" which is the Spanish version of Shaun of the Dead.