Lisa Robin Kelly, Actress on "That "70s Show" Sitcom, Dies at 43 Lisa Robin Kelly, an actress best known for her recurring role on the hit sitcom "That "70s Show," died on Wednesday in Los Angeles. She was 43. Kevin Winter/Hulton Archive, via Getty Images Lisa Robin Kelly in 2000. Her agent, Robert Wyckoff, said that she died at a drug rehabilitation center but that the cause had not been determined. John Michas, her roommate and former boyfriend, had taken her there on Monday, Mr. Wyckoff said. On "That "70s Show," which centered on a group of teenagers in a small Wisconsin town in the 1970s, Ms. Kelly played Laurie, the promiscuous older sister of one of the main characters, Eric, played by Topher Grace. "That "70s Show" was a mainstay of the Fox network's schedule from 1998 to 2006 and continues to be seen in syndicated reruns. "I love the character that I play," Ms. Kelly once told an interviewer. She departed in the show's fifth season, then returned for a few episodes before being replaced by Christine Moore. Ms. Kelly told ABC News that she had left the show because of alcoholism. "I had lost a baby," she said. As a result of that, I lost it - I lost everything, and I was abusing alcohol. She had been arrested at least three times since 2010, once for driving while intoxicated and twice for domestic abuse. She recently filed for divorce and obtained a restraining order against her husband, Robert Gilliam. Information about her date and place of birth could not be confirmed, but according to the Internet Movie Database she was born on March 5, 1970, in Southington, Conn., and received a bachelor's degree from DePaul University. Ms. Kelly made her professional acting debut on the sitcom "Married With Children" in 1992. She went on to appear on "Murphy Brown," "The X-Files" and other shows as well as in the movie "Jawbreaker," in which she played a cheerleader. Survivors include her mother, Linda.