Dynasty - Season 1 Episode 15 : The Testimony 1989

Blake's trial continues. Both Joseph, Claudia and Krystle have to testify. When Claudia testifies, she has to tell that she had an affair with Steven, and then Matthew finds out about it. He makes rebellion in the court room, attacks Blake and has to go to jail. Claudia packs her stuff, runs away, and takes Lindsay with her. On the way, they collide and get serious injuries. In the final scene, Jake Dunham calls in a new witness, and in walks a mysterious woman. It turns out to be Alexis Morrell Carrington - Blake's first wife.