Revealing mistake: When Albert says to Rodney about his date, "Where are you taking her? Scrumping?" As he says that line, look at Del. He mouths them by accident. (00:26:40)
Visible crew/equipment: As Rodney is coming round a corner while being chased, if you look carefully, you can see that the driver is a stunt driver and the passenger is a dummy.
Visible crew/equipment: When Rodney and Nerys are being chased, as they go over a hill, you can see the ramp the van goes up to get the height.
Visible crew/equipment: When Rodney, Mickey and Jevon are talking after Rodney has just got a date with Nerys, the shadow of a boom mic moves across Mickey's face and body on multiple occasions.
Visible crew/equipment: When Albert starts singing when he is drunk, a shadow of a boom mic is visible at the top of the screen.
Continuity mistake: When the police car drives out of the Nag's Head car park after the two police officers arrested Del, you can see that the bonnet of the car is damaged, but when the car arrives at the police station, there is now no damage to the car.
Chosen answer: An apparent long string of illnesses.