Mark Hunter, a lonely high school student, uses his shortwave radio to moonlight as the popular pirate DJ "Hard Harry." When his show gets blamed for a teen committing suicide, the students clash with high school faculty and the authorities.
| Actor | Role |
|---|---|
 Christian SlaterMark Hunter | Mark Hunter |
 Samantha MathisNora Diniro | Nora Diniro |
 Annie RossLoretta Creswood | Loretta Creswood |
 Scott PaulinBrian Hunter | Brian Hunter |
 Mimi KennedyMarla Hunter | Marla Hunter |
 Andy RomanoMurdock | Murdock |
| KKeith Stuart ThayerLuis Chavez | Luis Chavez |
 Cheryl PollakPaige Woodward | Paige Woodward |
 Jeff ChamberlainMr. Woodward | Mr. Woodward |
 Lala SloatmanJanie | Janie |
 Holly SampsonCheryl Biggs | Cheryl Biggs |
 Seth GreenJoey | Joey |
 Robert SchenkkanDavid Deaver | David Deaver |
 Ellen GreeneJan Emerson | Jan Emerson |
| AAnthony LuceroMalcolm Kaiser | Malcolm Kaiser |
 Billy MorrissetteMazz Mazzilli | Mazz Mazzilli |
 Ahmet ZappaJamie | Jamie |
 Matt McGrathChris | Chris |
 James HamptonArthur Watts | Arthur Watts |
 Nolan HemmingsChip | Chip |
 Virginya KeehneLinda | Linda |
 Lin ShayePTA Parent #3 | PTA Parent #3 |
| AAnnie RusoffAnnie | Annie |
| JJonathan MazerJonathan | Jonathan |
 Alexander EnbergAlex | Alex |
| RRobert GavinDoug | Doug |
| DDan EisensteinDonald | Donald |
 Mark BallouEric | Eric |
| DDaryl SebertCory | Cory |
 Gregg DanielTeacher Moore | Teacher Moore |