yes, one character is heavily addicted to drugs and alcohol and talks about it. it is also brought up by other characters
another character is shown drinking too much a lot and pressures a friend to as well
one character gives alcohol to a minor
one character is shown drinking away frustrations in the morning
There's a scene where you see a baby covered in blood but it's from quite far away, dead bodies from crime scene, a dead ferret and a dead dog but I wouldn't call it excessive