When a teacher is found dead on the sidewalk below his third story classroom, Halloran poses as his replacement in the delinquent-ridden school, hoping to crack the case.
| Name | Type | Role | |
|---|---|---|---|
| Sterling Silliphant | Writer | ||
| Robert Morris | Guest Star | ||
| Jose Alcarez | Guest Star | ||
| Jean Muir | Guest Star | ||
| Bernard Kates | Guest Star | ||
| Anthony Franke | Guest Star | ||
| Stuart Rosenberg | Director |