Revealing: Sitting Targets: When Nick falls off the ladder, Pamela the snake is an obvious fake.

Revealing: Series 3, Episode 5: "Imperfect Strangers". When Ben and Susan are in the car on the way to Manchester you can see the background is superimposed.

Revealing: In Series 2 Episode 4, "Trust Never Sleeps," Ben can be seen urinating from a window and Susan slams the window shut. However you can plainly tell by the way Ben is standing that he is not urinating at all.

Revealing: Ding Dong Meraly: When Susan corners Janey in the kitchen to talk about the baby, she slams the kitchen door and the entire set wobbles rather noticeably.

Continuity: In series 4 episode 9, "Sitting Targets", Nick has two roses in his hand. It then cuts to Ben and Michael having an argument, and when it cuts back Nick has four roses in his hand.

Other: At the end, when Nick is painting a nude picture of himself, he moves the mirror and even at a quick glance you can see he has boxers on.

Continuity: Life Begins At Fifty: Susan is seen in a CCTV screenshot "Putting the sunglasses in her bag." But in the picture, she has her hands on her head.

Visible crew/equipment: Just as Ben starts to sing about life, there is a shot of a picture on the piano. If you look at the picture, not Ben, you will see the reflection of a camera or microphone arm.

Factual error: Series 8, Episode 2. A family liaison officer would not be alone on the first job.

Continuity: Ding Dong Meraly: Janey wants some lipgloss from the shops. However, being Christmas Day, there are no shops open.