After her husband commits suicide in Hong Kong, Ellen Gray finds she's being shadowed by a Vietnamese for reasons that neither she nor Mannix can fathom.
| Title | Duet For Three |
|---|---|
| Genres | Action & Adventure Crime Mystery Drama |
| Release Date | 1970-12-19 |
| Episode Runtime | 00 Hours 52 Minutes |
| Season Number | 4 |
| Episode Number | 13 |
| Production Companies | Desilu Productions, Norway Corporation, Paramount Television |
