From the Seventh Season Finale (Episode 28): Shadow Play.
During Adam and Dana’s wedding reception, Dominique Deveraux finally accepts Nick Kimball’s proposal and they decided to leave Denver as did Ben Carrington, amid scandal about Clay Fallmont’s paternity.
Note: Diahann Carroll and Christopher Cazenove were never seen again as Dominique and Ben, respectively.
![](https://i.ytimg.com/vi/mCXEyT7vImA/maxresdefault.jpg)