Jeff Colby - Season Nine

Season Nine

Jeff and Sammy Jo break up. A body is found at the bottom of a lake on the Carrington property. Fallon becomes romantically involved with John Zorelli, the police officer investigating the case — much to Blake and Jeff's dismay. The dead body turns out to be Roger Grimes, the man with whom Alexis was sleeping when she and Blake divorced. He had been dead for 20 years but the cold temperatures in the lake preserved his body. Ultimately, it is revealed that 8-year-old Fallon had shot Roger Grimes after finding him beating Alexis, and Blakes late father Tom Carrington had hidden the body in a mine under the lake to protect Fallon. The situation is complicated by the fact that the mine is full of stolen Nazi treasure,also hidden by Tom. Roger's body had been disturbed from its hiding place by someone looking for the treasure.

Jeff and his half-sister Monica grow close when she relocates to Denver. When Adam doctors a photograph to make it look like they are having an incestuous affair, Jeff attacks Adam. Alexis discovers the men fighting and announces a shocking secret - Monica is not Jeff's sister!

In the last episode of the series, Blake learns that the police captain investigating the murder of Roger Grimes is behind the search for the treasure. Blake and Jeff attempts to force a confession. The captain pulls a gun, and they both shoot. Blake is left lying in a pool of blood.