
Private eye works with his widowed daughter-in-law to solve cases.

Barnaby seeks to explain a motorcycle manufacturer's death during a product test-run.

An attempt at marital reconciliation involves a country-music singer (Julie Sommars) in a murder cover-up.

The owner's friends are Barnaby's top suspects in the theft of a $1 million diamond; guest Laurence Luckinbill.

An alleged suicide exposes a TV commentator's plan to reveal an industrialist's criminal ties.