After agreeing to housesit for a friend, Fran Belding begins to receive suspicious telephone calls, which soon become rather more sinister. When a girl is murdered close by and the calls take a more personal turn, the Chief becomes worried, and sets out to trap whoever is responsible.
| Name | Type | Role | |
|---|---|---|---|
| Margaret Armen | Writer | ||
| L.Q. Jones | Guest Star | ||
| Paul Lambert | Guest Star | ||
| Dabney Coleman | Guest Star | ||
| Dick Bass | Guest Star | ||
| Barry Livingston | Guest Star | ||
| Ray Ballard | Guest Star | ||
| Don Weis | Director |