A man bashes his head against a wall. When another character looks at the wall there is a large amount of blood on it, and the mans head is injured and bleeding. This is probably the most gorey scene in the series. In a similar scene, a man bashes his head against a mirror which causes it to break and leaves blood on both the mirror and his face.
Wounds are occasionally show but they are almost always very mild, usually just bloodstains on clothing or small cuts.
Domestic abuse is depicted in the show, a woman is beaten by her husband and we see her bruised after the fact.
Multiple corpses are seen throughout the series, but they are almost always lacking in any blood or gore.
A small piece of paper is taken from underneath a girl's fingernail. There is a closeup of the paper being extracted which can be uncomfortable to watch.
There are only a few scenes of violence in the show and none of them are graphic but some a bit intense. There are, however, somber and upsetting scenes in relation to murders not shown on camera.
A man gets shot in the arm. This isn't directly shown but we hear him screaming afterward and then in the next episode he has blood all over him.
A bird is shot with a sniper rifle and blood goes all over the place.
The violence in this is mild in comparison to most TV shows today. Rather the adult content in this series is mostly in dialogue where we hear detailed recalling of how people were murdered or raped.
The season one finale is one of the more violent episodes where there are numerous scenes that show people being shot, beaten or murdered. There really isn't blood shown though. This includes a man being shot and killed, someone being beaten into unconsciousness, a man getting shot in his arm and another being shot multiple times in the chest and an intense moment where a man is smothered to death with a pillow.
A teenage girl is found dead and wrapped in plastic on a riverside, but there is no blood, she just looks pale and dirty.
A character is shown being killed, this scene is particularly intense.
A few fight scenes.
A few characters are shown being shot.
A woman is seen being stabbed.
This series contains a few other mildly violent scenes.