Entertainment Movies Catherine Zeta-Jones Expresses Gratitude for 'Overwhelming Love' Following Kirk Douglas' Death "My whole family appreciated every word," said Catherine Zeta-Jones, who is married to the Hollywood icon's son, Michael Douglas By Maria Pasquini Maria Pasquini Associate Editor, Human Interest - PEOPLE People Editorial Guidelines Published on February 9, 2020 01:45 PM Share Tweet Pin Email Catherine Zeta-Jones is thanking her fans for their love and support following the death of father-in-law Kirk Douglas. On Sunday, two days after attending the Hollywood icon’s funeral, the actress, 50, let her followers know just how much she, and her entire family, have appreciated the outpouring of love. “Michael joins me in thanking you all for your overwhelming love, kind words and prayers since the passing of my father in law Kirk,” she wrote on social media alongside a black-and-white photo of her husband Michael, 75, and his father, who died at the age of 103. “My whole family appreciated every word. Love to you all ❤️,” she added alongside the image, which was taken at the late actor’s milestone birthday. Frazer Harrison/Getty Images Michael confirmed to PEOPLE that his dad had died at 103 on Feb. 5. “To the world, he was a legend, an actor from the golden age of movies who lived well into his golden years, a humanitarian whose commitment to justice and the causes he believed in set a standard for all of us to aspire to,” he wrote in a moving statement. “But to me and my brothers Joel and Peter he was simply Dad, to Catherine, a wonderful father-in-law, to his grandchildren and great grandchild their loving grandfather, and to his wife Anne, a wonderful husband.” “Let me end with the words I told him on his last birthday and which will always remain true,” he concluded. “Dad- I love you so much and I am so proud to be your son.” Michael Douglas Makes First Public Appearance Since Father Kirk’s Death at Mike Bloomberg Rally Following his death, Zeta-Jones also shared a touching tribute to her father-in-law. “To my darling Kirk, I shall love you for the rest of my life,” she wrote on Instagram, sharing a black-and-white photo giving Kirk a kiss on the cheek. “I miss you already. Sleep tight…” (left to right) Michael Douglas, Anne Buydens, Catherine Zeta-Jones, Kirk Douglas. Bryan Bedder/Getty Images Jamie Lee Curtis Says Kirk Douglas Once Saved Her from Drowning: He ‘Is an Example for Us All’ The late actor was laid to rest by his family members on Friday, just two days after his death. The ceremony was attended by friends and relatives, including his wife of 65 years, Anne Buydens as well as his three surviving sons: Michael, Peter and Joel. The Spartacus star, who had been in good health since suffering a stroke in 1996, died nearly two months after his birthday.