Medic Marshall Briggs watches his wife Ellie leaving Gary Denning's boat. He kills the assumed rival and fakes a boating accident. When Barnaby discovers that Ellie's lover is tennis teacher Victor and Marshall wants to correct his mistake, he tries to help them.
| Name | Type | Role | |
|---|---|---|---|
| Robert W. Lenski | Writer | ||
| Shirley O'Hara | Guest Star | ||
| Carl Betz | Guest Star | ||
| Lynda Day George | Guest Star | ||
| Barra Grant | Guest Star | ||
| Stephen Brooks | Guest Star | ||
| Arch Whiting | Guest Star | ||
| Walter Grauman | Director |