Michael Douglas thanked his estranged wife Catherine Zeta Jones in his acceptance speech for Best Actor in a miniseries or TV movie at last night's Emmy Awards.
"I want to thank my wife Catherine for her support," the actor said as he accepted the honour for his role in Behind the Candelabra.
The 68-year-old Hollywood star and Welsh-born Zeta-Jones, 43, announced in August that they were "taking some time apart to evaluate and work on their marriage."
In recent years, Michael Douglas has battled stage-four throat cancer.
In June, the Hollywood actor hit the headlines when he said his battle against throat cancer was caused by performing by a sexually transmitted disease.
The 68-year-old claimed his stage-four cancer was contracted through the human papilloma virus during oral sex.
Welsh actress Catherine Zeta Jones and her husband Michael Douglas are "taking some time apart", her publicist has said.
The couple married 13 years ago and have two children, Dylan and Carys, together.
Earlier this year, Jones - who shot to fame in the early 1990s playing Mariette Larkin in The Darling Buds Of May - checked into a clinic for treatment of a two bipolar disorder.
She has previously said of the illness: "There is no need to suffer silently and there is no shame in seeking help."
Catherine Zeta Jones and Michael Douglas are "taking some time apart to evaluate and work on their marriage", a statement released by her publicist said.
Hollywood actress Catherine Zeta Jones has checked into a facility for further treatment for her bipolar disorder.
The Oscar-winning Welsh actress completed a sting in a US mental-health facility in 2011.
She is believed to have signed up for a 30-day programme, so doctors could monitor her medication and condition.
He publicist told People.com: "Catherine has proactively checked into a health care facility.
"Previously, Catherine has said that she is committed to periodic care in order to manage her health in an optimum manner."
Film star Catherine Zeta-Jones took time out from shooting her new film in London with Sir Antony Hopkins to unveil the new name of a children's hospital in Cardiff.
The Oscar winner and mother of two - whose husband Michael Douglas underwent a fight against cancer - revealed the new name for a specialist facility in the Welsh capital would be The Noah's Ark Children's Hospital of Wales.
The actress, who opened the facility in 2006, said: "The hospital has always been a cause close to me. As a mother, the plight of some of the children has never failed to pull at my heart strings. When I was asked to unveil the new name of the children's hospital, I jumped at the chance."