Radio Silence contains the following:
- Alcohol and cigarette use
- Blackmail
- Brief references to rape
- Divorce
- Domestic abuse, including child abuse
- Estrangement
- Explicit sexual content
- Grief over a parent's death
- Harassment
- Homophobia
- Mental health discussions and treatment, including outdated terms and treatments
- Mentions of suicide
- Murder
- Racism, including segregation
- References to events of WWI and WWII
- References to sex work
- Violence