The series contains themes and scenes of substance abuse throughout the series, however, the series as a whole does not endorse or promote substance abuse, but displays the negative consequences their usage.
One character abuses alcohol and is nearly killed in a car accident whilst drink driving.
Some characters use illegal drugs such as cocaine and marijuana. Scenes of cocaine snorting are discreet, and scenes of on-screen drug use are infrequent.
A character pretends to have overdosed on painkillers in order to draw attention to himself.
In one episode, a character abuses alcohol and painkillers in a suicide attempt. The character overdoses and faints in a deserted alleyway. The attempt is unsuccessful, however, it is strongly suggested that if the character had not been found in time, that the character would have certainly perished.
Some characters engage in drug trafficking.