Father Donovan hires Barnaby and J.R. to find his missing sister Julie and requests the help of the young psychic Cleo da Vinci. J.R. befriends Cleo, but at first she is reluctant to use her clairvoyant talent.
| Name | Type | Role | |
|---|---|---|---|
| Gerald Sanford | Writer | ||
| Marianne McAndrew | Guest Star | ||
| Thom Carney | Guest Star | ||
| Norman Alden | Guest Star | ||
| Sarah Kennedy | Guest Star | ||
| John Gilgreen | Guest Star | ||
| Michael Bond | Guest Star | ||
| Mark Carlton | Guest Star | ||
| Jade McCall | Guest Star | ||
| Gary Giem | Guest Star | ||
| Dick Lowry | Director |