'90 Day Fiance' Star, Chuck Passes Away After A Prolonged Battle With Cancer, Family Confirms
The 90 Day Fiance community was struck by a major loss earlier in November 2025. The show, which is now premiering its 11th season, is mourning the loss of the long-time cast member, Elizabeth 'Libby' Castravet's father. Sharing the heartbreaking news, Libby revealed when her father said goodbye to the world.
The 90 Day Fiance star, Elizabeth Casatravet's father, Chuck Potthast, passed away
90 Day Fiance community is mourning the loss of longtime cast member Libby's father, Chuck Potthast. The TV star shared the news on her social media handle on Sunday. Libby took to her Instagram account and shared a family picture, including her, her husband, their kids, and Chuck on November 23, 2025 (ET), revealing that the latter passed away following a harrowing battle with glioblastoma, an aggressive form of brain cancer.
According to Libby's post, Chuck Potthast passed away earlier in November 2025. He was surrounded by family as he died, leaving what relatives described as an immeasurable void. He was 64 years old. The TV personality revealed that they are learning to navigate their lives without Chuck and requested privacy in this difficult time. The post could be read as saying:
"Two weeks ago, tragedy struck our family, and it has left us completely shattered. My sweet, loving, and caring dad went to heaven. We’re trying to figure out how to navigate our lives and move forward without him. Please respect our privacy during this extremely difficult time."
Internet reacts to Chuck Potthast's passing
While Libby turned off the comment section on her post, it was shared on the discussion platform Reddit soon after. Netizens took to the comment section to share their condolences with the family. A user penned, "All snark and annoyance with them aside, this is incredibly sad, and I wouldn’t wish this on anyone. I hope they’re somehow able to come together during this and not split apart." Another wrote, "I always felt so bad for Chuck; you could clearly tell he loves all his kids and just wanted them to get along so badly. Rip Chuck, hope you’ve finally found peace."
A comment read, "One of the saddest moments on this show was the time Chuck invited all his children over for a cookout and all hell broke loose with his son and Andre. Chuck started crying and said all he had wanted was a nice dinner with his kids. My heart broke for him. He tried so hard to show his kids love, and that’s how they repaid him. Sad." A commenter penned, "Ugh, poor Chuck! May he rest in true peace, something he never got from his family!"
Chuck Potthast's battle with cancer
Off-screen, he shared on 90 Day Diaries that he had quietly been battling cancer since 2022. Even during treatment, Chuck Potthast continued sharing lighthearted posts on social media, including videos goofing around with Andrei. Just seven weeks prior, Potthast shared an update on Instagram, posing with a smile as he spent the day out on the boat. The post featured photos of Libby, Andrei, and their children, Eleanor and Winston. The reality star loved sharing moments with his loved ones on social media.
More about 90 Day Fiance
90 Day Fiance is an American TV show that premiered on TLC in 2014. The show follows a unique format to find forever. In the series, four women travel to the U.S. to live with their fiancés for the first time using a unique '90-day fiancée visa'. However, at the end of the 90-day period, each couple must decide whether to proceed with the wedding. The show became a much-loved binge in the US, with 90 Day Fiance already being on its 11th season. The show is also available to stream on Prime Video.
We share our heartfelt condolences with Chuck Potthast's family.
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