The 43-year-old That 70s Show actress died in her sleep on Wednesday (August 14) at a rehab facility in California.
“She had been fighting demons for a while and finally lost her battle,” a spokesperson said. Lisa had voluntarily checked herself into rehab for an alcohol problem last week.
She reportedly went into cardiac arrest and could not be saved.
Lisa had just filed from divorce from her husband Robert Gilliam back in July.
Our thoughts go out to Lisa‘s friends and family during this difficult time.