<div><p>Just days after the death of Erin Moran, the Harrison County Sheriff's Office has revealed that a "joint investigation into Mrs. Moran's death was conducted" <a href="http://www.tmz.com/2017/04/24/happy-days-star-erin-moran-died-cancer-complications/">and </a>"a subsequent autopsy revealed that Mrs. Moran likely succumbed to complications of stage 4 cancer."</p><p>Moran's battle with cancer was not made public, so it was not originally suspected to be her cause of death. </p><p>Many people speculated that perhaps drugs and alcohol played a role in the actress' death, but the Sheriff's office also stated that "standard toxicology tests were performed and the results are pending, however no illegal narcotics were found at the residence."</p><div><figure><amp-img src="https://www.shared.com/content/images/2017/04/gettyimages-1326057.jpg" srcset="https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_550px.jpg 550w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_650px.jpg 650w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_750px.jpg 750w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_850px.jpg 850w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_950px.jpg 950w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_1050px.jpg 1050w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_1150px.jpg 1150w, https://www.shared.com/content/images/2017/04/gettyimages-1326057_GH_content_1250px.jpg 1250w" sizes="89vw" title="" alt="" height="9" width="16" layout="responsive"></amp-img><figcaption class="op-vertical-center"><cite>Fox 59</cite></figcaption></figure></div><p><!-- [invalid-shortcode] --></p><p>As we <a href="https://www.shared.com/happy-days-star-dead-at-56/">reported</a>, Erin Moran was found dead at her Indiana residence after reports of an "unresponsive female" were called in to local authorities. </p><p>She was 56. </p><p>Rest in peace, Erin. </p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p></div>