Charlton Heston was paid $85,000 an episode while Barbara Stanwyck was paid $75,000 for each episode.
Burt Lancaster was first choice to play Jason Colby. When negotiations fell through, the producers went with their second choice - Charlton Heston.
Pamela Sue Martin was wooed to return to the role of Fallon Carrington for the spin-off but she declined so Emma Samms carried on playing her. Samms ended up playing Fallon longer than Martin did.
With the sixth season of Dynasty (1981) sewing the seeds of this new show, we'd already seen title cards for Charlton Heston, Barbara Stanwyck, Maxwell Caulfield, Tracy Scoggins, Stephanie Beacham, Ken Howard and Claire Yarlett. With the launch of The Colbys (1985), title cards for Katharine Ross, Joseph Campanella and Ricardo Montalban were added to the list.