{"id":1946386,"date":"2025-08-07T12:11:05","date_gmt":"2025-08-07T12:11:05","guid":{"rendered":"https:\/\/celebrity.land\/en\/?p=1946386"},"modified":"2025-08-07T12:11:05","modified_gmt":"2025-08-07T12:11:05","slug":"actress-kelley-macks-death-was-total-surprise-after-cancer-treatment","status":"publish","type":"post","link":"https:\/\/celebrity.land\/en\/actress-kelley-macks-death-was-total-surprise-after-cancer-treatment\/","title":{"rendered":"Actress Kelley Mack&#8217;s Death Was &#8216;Total&#8217; Surprise After Cancer Treatment"},"content":{"rendered":"<p><\/p>\n<div>\n<p>Actress <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.usmagazine.com\/celebrity-news\/news\/9-1-1-actress-kelley-mack-dead-at-33-after-glioma-battle-page\/\"><strong>Kelley Mack<\/strong>\u2018s death<\/a> came as a shock to those in her inner circle after she underwent treatment during her <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.usmagazine.com\/celebrity-news\/news\/what-is-glioma-inside-kelley-macks-rare-illness\/\">glioma battle<\/a>.<\/p>\n<p>A rep for the <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.usmagazine.com\/shows\/the-walking-dead\/\"><em>Walking Dead<\/em><\/a> alum told <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.tmz.com\/2025\/08\/07\/kelley-mack-cancer-relapsed-before-death\/\" target=\"_blank\" rel=\"noopener\">TMZ<\/a> that her death was a \u201ctotal\u201d surprise, noting that Mack was auditioning for projects earlier in the summer. By July, Mack took a break from the audition circuit, but the rep said \u201cno one expected\u201d the news of her death. (A family source told the outlet that Mack made a \u201cnice recovery\u201d following her treatment earlier this year.)<\/p>\n<p>Mack\u2019s sister <strong>Kathryn<\/strong> announced via <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.instagram.com\/p\/DM-w0HnRL_T\/?hl=en\" target=\"_blank\" rel=\"noopener\">Instagram<\/a> on Tuesday, August 5, that she died \u201cpeacefully\u201d at age 33 days prior.<\/p>\n<p>\u201cIt is with indelible sadness that we are announcing the passing of our dear Kelley,\u201d her statement read. \u201cSuch a bright, fervent light has transitioned to the beyond, where we all eventually must go. \u2026 She will be missed by so many to depths that words cannot express.\u201d<\/p>\n<p>Kathryn praised her sister\u2019s strength throughout her health battle and thanked those who supported the actress along the way. \u201cShe would want you all to know how much she loves you,\u201d she wrote. \u201cAnd as her sister, I want you all to know how brave that tough SOB was, especially when she decided to make the leap to be reunited with God. I\u2019m so f***ing proud of her.\u201d<\/p>\n<blockquote class=\"instagram-media\" data-instgrm-permalink=\"https:\/\/www.instagram.com\/p\/DM-w0HnRL_T\/?utm_source=ig_embed&amp;utm_campaign=loading\" data-instgrm-version=\"14\" style=\" background:#FFF; border:0; border-radius:3px; box-shadow:0 0 1px 0 rgba(0,0,0,0.5),0 1px 10px 0 rgba(0,0,0,0.15); margin: 1px; max-width:658px; min-width:326px; padding:0; width:99.375%; width:-webkit-calc(100% - 2px); width:calc(100% - 2px);\">\n<\/blockquote>\n<p>Mack was best known for playing Addy on <em>The Walking Dead<\/em>, joining the cast in season 9. She also portrayed Penelope Jacobs on season 8 of <em>Chicago Med<\/em> and had a cameo role on <em>9-1-1.<\/em> Before her death, Mack worked on a sci-fi film titled <em>Universal<\/em>.<\/p>\n<p>Mack revealed in January that she was diagnosed with glioma, an \u201cextremely rare\u201d cancer, after experiencing \u201cpersistent lower back pain\u201d and other symptoms in the fall. At the time, Mack told fans that she \u201clost the use of my right leg and most of my left leg\u201d following a biopsy surgery on her spinal cord.<\/p>\n<div id=\"news-block\">\n<div class=\"newsletter-form  \">\n<div class=\"newsletter-signup__success\" aria-live=\"polite\">\n<h3>Thank You!<\/h3>\n<p>You have successfully subscribed.<\/p>\n<\/p><\/div>\n<\/div><\/div>\n<p>\u201cI am very grateful to have such a supportive and loving family and boyfriend, who have been with me every second of this process,\u201d she wrote via <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.instagram.com\/p\/DEXo7EBRnJm\/?hl=en&amp;img_index=1\" target=\"_blank\" rel=\"noopener\">Instagram<\/a>. \u201cIt has been a very emotional and challenging time, truly testing my mental fortitude, faith, and physical strength. They are so positive and we have a sense of calm knowing that my healing is taking place and we will overcome. \u2026 I am determined and know that this will eventually be a short chapter in my long book. The positivity, love and prayers that are being sent my way already is overwhelming and I feel it all. Thank you so much \u2764\ufe0f\u2764\ufe0f.\u201d<\/p>\n<div class=\"link-related article link-related__with-thumb\">\n\t\t\t<a rel=\"nofollow\" target=\"_blank\" class=\"article__thumbnail related-ab-test\" href=\"https:\/\/www.usmagazine.com\/celebrity-news\/news\/who-was-kelley-macks-boyfriend-logan-lanier-supportive-partner-revealed\/\" target=\"\" data-source=\"00\"><\/p>\n<figure class=\"article__figure\">\n<div style=\"padding-bottom:56.25%;\" class=\"ratio-based-placeholder\"><\/div>\n<\/figure>\n<p>\t\t<\/a><\/p>\n<div class=\"article__content\">\n<h3 class=\"article__title\">\n\t\t\t<a rel=\"nofollow\" target=\"_blank\" class=\"article__title-link related-ab-test\" href=\"https:\/\/www.usmagazine.com\/celebrity-news\/news\/who-was-kelley-macks-boyfriend-logan-lanier-supportive-partner-revealed\/\" target=\"\" data-source=\"00\"><br \/>\n    <span class=\"related-badge\">Related: <\/span><span class=\"related-title\">Who Was Kelley Mack\u2018s Boyfriend? Meet \u2018Supportive\u2018 Logan Lanier<\/span><\/a><br \/>\n\t\t<\/h3>\n<\/p><\/div>\n<p>\n\t\t\tMonths before her death in August 2025, Kelley Mack praised her boyfriend, Logan Lanier, for his endless support throughout her battle with a rare form of cancer. Mack announced via Instagram in January 2025 that she had been diagnosed with diffuse midline glioma (DMG), an \u201cextremely rare type of astrocytoma cancer.\u201d At the same time, [\u2026]\t\t<\/p>\n<\/div>\n<p>Mack continued to keep her social media followers in the loop with updates on her health journey. In February, she was \u201cfeeling very positive overall,\u201d giving a glimpse of herself in physical therapy. One month later, Mack revealed that she completed proton radiation treatment and was \u201cadjusting\u201d to a new routine while staying in Florida.<\/p>\n<p>\u201cOverall, this journey has not been easy, but things are getting better \u2014 improvements are tough to see when you\u2019re in the thick of it. Thank you again and again for the support and prayers \ud83d\udc9e\ud83d\udcaa\ud83c\udffb,\u201d <a rel=\"nofollow\" target=\"_blank\" href=\"https:\/\/www.instagram.com\/p\/DHL_h1URB6_\/?hl=en&amp;img_index=1\" target=\"_blank\" rel=\"noopener\">she wrote<\/a> in March.<\/p>\n<\/p><\/div>\n<p><script async src=\"\/\/www.instagram.com\/embed.js\"><\/script><\/p>\n<p><em> \u2018 The preceding article may include information circulated by third parties \u2019 <\/em><\/p>\n<p><em> \u2018 Some details of this article were extracted from the following source www.usmagazine.com \u2019 <\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Actress Kelley Mack\u2018s death came as a shock to those in her inner circle after she underwent treatment during her glioma battle. A rep for the Walking Dead alum told TMZ that her death was a \u201ctotal\u201d surprise, noting that Mack was auditioning for projects earlier in the summer. By July, Mack took a break [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1946387,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_jetpack_memberships_contains_paid_content":false,"jnews-multi-image_gallery":[],"jnews_single_post":[],"jnews_primary_category":[],"jnews_social_meta":[],"footnotes":""},"categories":[25177],"tags":[22062,24003,25601],"class_list":["post-1946386","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-celebrities","tag-celebrity-deaths","tag-celebrity-news","tag-deaths"],"jetpack_featured_media_url":"https:\/\/celebrity.land\/en\/wp-content\/uploads\/2025\/08\/Actress-Kelley-Macks-Death-Was-Total-Surprise-After-Cancer-Treatment.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/posts\/1946386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/comments?post=1946386"}],"version-history":[{"count":0,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/posts\/1946386\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/media\/1946387"}],"wp:attachment":[{"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/media?parent=1946386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/categories?post=1946386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/celebrity.land\/en\/wp-json\/wp\/v2\/tags?post=1946386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}