Diamond is hired by a singer who finds himself being threatened by extortionists.
| Name | Type | Role | |
|---|---|---|---|
| William L. Stuart | Writer | ||
| Jack Cassidy | Guest Star | ||
| Gloria Winters | Guest Star | ||
| Harry Harvey | Guest Star | ||
| Laurie Anders | Guest Star | ||
| Caroline Richter | Guest Star | ||
| Marc Platt | Guest Star | ||
| Gil Perkins | Guest Star | ||
| Joyce Compton | Guest Star | ||
| Damian O'Flynn | Guest Star | ||
| John Indrisano | Guest Star | ||
| Richard Reeves | Guest Star | ||
| Ted Post | Director |