Matthews and Ryan want to get access to an altered last will of billionaire R.C. Bradley. While holding Margaret Jason against her will, she escapes and falls to her death. Her daughter Linda doubts a suicide and asks Barnaby for help. J.R. becomes infatuated with Linda and he and Barnaby try to find out the connection between Mrs. Jason and Mr. Bradley.
| Name | Type | Role | |
|---|---|---|---|
| Stanley Roberts | Writer | ||
| Beau Billingslea | Guest Star | ||
| Frances Bergen | Guest Star | ||
| Pernell Roberts | Guest Star | ||
| Michael Laurence | Guest Star | ||
| Richard Bakalyan | Guest Star | ||
| Roger Perry | Guest Star | ||
| Larry Watson | Guest Star | ||
| Nancy Olson | Guest Star | ||
| Alfred Avallone | Guest Star | ||
| Larry McCormick | Guest Star | ||
| James Congdon | Guest Star | ||
| Katie Hopkins Zerby | Guest Star | ||
| Susan Dey | Guest Star | ||
| Linda Lee | Guest Star | ||
| Alf Kjellin | Director |