Alex Chandler kills his mistress Denise during a quarrel, because she talked to his rich wife Hazel hoping to encourage a divorce. A disappointed Hazel leaves home and as she does not return her brother hires Barnaby to find out whether Alex murdered Hazel.
| Name | Type | Role | |
|---|---|---|---|
| Robert C. Dennis | Writer | ||
| Jill Jaress | Guest Star | ||
| Claudia Jennings | Guest Star | ||
| Bill Bixby | Guest Star | ||
| Vince Howard | Guest Star | ||
| Louise Troy | Guest Star | ||
| Paul Bryar | Guest Star | ||
| Nora Marlowe | Guest Star | ||
| Tom Stewart | Guest Star | ||
| Ralph Senensky | Director |