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.
Larry Hagman continuation of "Dallas", which began in 2012. In 2011, while filming the new series, Hagman said, "Of course it's fun to play the villain." As a result of Hagman's death in 2012, his character J.R. was killed off in season two of "Dallas". Unused footage of Hagman was used in season three as part of the season's story arc which aired in 2014. Hagman starred in two short-lived series in the 1970s, "The Good Life" (1971-1972) and "Here We Go Again" (1973). In 1993, Hagman starred in "Staying Afloat" as a down-on-his-luck former millionaire who agrees to work undercover with