Karen MacKenzie record for an actress on American primetime television. Karen's storylines focus on family troubles, addiction and kidnapping. In her early years on the serial, the character had much more of an "edge" in order to test the audience on who would be the most like J. R. Ewing (Larry Hagman), the primary character of its parent series "Dallas". (The bad girl role would later be taken on by Abby Cunningham, Karen's sister-in-law.) Over time, she became much more of a wholesome character. Series creator David Jacobs said "Karen is the tent pole. She says the things I want to say.
Dallas (1978 TV series) left Dallas to continue his travels and get away from J.R., midway through season 10, and returned a final time for two episodes towards the end of the season. While there has been no official reason as to why actor Dack Rambo was written out of "Dallas", Rambo himself later stated that he believed the reasons to be his bisexuality and/or his conflicts with Larry Hagman, which Rambo said had particularly intensified during his last season on the show (season 10). Rambo and Hagman had previously worked together on "Sword of Justice" in the late 1970s, as well as on