In Series 1 Episode 1, a man twice fondles a woman's breasts under her clothes.
In Series 2 Episode 1, a woman's breast is visible from the side, in several episodes.
In series 2, episode "Satan's Chimney", a woman forces a degree of sexual intimacy on another woman.
In an episode in series 1 and man strips of his shirt to reveal a developed torso and then further in the background to skimpy trunks.
Moderate references throughout all series.
In one episode of series 1 Jonathan gets into a bath with a woman, you see her bare breasts briefly, and from the side.
In one episode of series 2 ('Mother Rednap') Maddie goes to the house of a nudist. Two women show their breasts, some men are naked also, but handily placed items block their genitalia.
In another episode of series 2 an elderly woman is getting up from a sunbed and we see her bare breasts from the side.
In one episode of series 3 you see a models bare breasts a few times in magazines and newspapers.
In series 3 you see Maddie and Jonathan lying in a bed together, but the bedclothes are covering everything. Maddie then says: "We finally did it."
In one episode of series 4 Carla's head is made into a blow-up doll. This is seen in a sex shop that Jonathan goes into, and next to it on the shelf is a video and you can see bare breasts of the actresses.
In one episode of series 3 episode 4 a man and woman writhe around in bed, not too explicit.
in one episode of series 3 A drunk man is taken into a bedroom by a prostitute, they start kissing and she takes off his shirt. He is chained to the bed, and the scene cuts away. They are seen naked in bed the next morning but no nudity.
In one episode of series 4, a man goes to talk to a prostitute. They do not have sex, he is only questioning her. She later talks about a man who came to see her, and there is a flashback to when they are having sex, but nothing is seen, only from the waist up. We see the man's bare chest while he thrusts. Scene only lasts for a few seconds, is very brief.
In the same episode, Jonathan finds on a camera footage of a woman from the head up, and she is seen moaning and writhing, it is implied to be sexual. However, later on they find out this is not the case.