Blake suffers dizzy spells as Rita's slow poisoning takes effect. Anxious to secure the Carrington estate, Joel convinces Rita to administer the fatal dose. Joel professes his love to Krystle, who insincerely returns his affections in an attempt to win her freedom. When this fails, she desperately feigns illness in a second ploy to escape. An enraged Steven engages Bart Fallmont in hand-to-hand combat over the pipeline construction. Dex is granted full building rights. Claudia hastens to Oklahoma to fight for her oil well, leaving a bewildered Adam behind. Alexis receives a mysterious phone call from Caracas, where her imprisoned sister, Caress Morell, is set free in exchange for the ""Alexis Carrington-Dexter Story"". Sammy Jo discovers the empty vial of poison, and confronting an alarmed Rita, begins to suspect Joel's deadly plan.
Elenco: John Forsythe , Linda Evans , Joan Collins , Gordon Thomson , Jack Coleman , Heather Locklear , Michael Nader , Diahann Carroll , John James , Pamela Bellwood , Pamela Sue Martin , Lee Bergere , Catherine Oxenberg , Michael Praed , Kate O'Mara , Christopher Cazenove , Kathleen Beller , Geoffrey Scott , Ted McGinley , Leann Hunley , Terri Garber , Emma Samms , Bo Hopkins , Al Corley , George Hamilton , Billy Dee Williams , Rock Hudson , Ali MacGraw , Stephanie Beacham , James Farentino , Lloyd Bochner , James Healey , Dale Robertson , Wayne Northrop .