Martin Short Opens Up About Katherine's Death: Mental Health as Disease

Martin Short rarely speaks publicly about his personal life, but on CBS Sunday Morning, the 75-year-old comedy legend chose to break his silence in a way that transcends celebrity gossip. He did something harder—he talked honestly about loss, mental illness, and the weight of diseases that don’t always look like diseases from the outside.

Katherine Hartley Short, whom Martin shared with his late wife Nancy Dolman, died on February 23 at age 42. The cause was suicide. It’s the kind of loss that rewrites a family’s story, and it’s the kind of loss that often stays private. But Martin’s decision to speak openly—framing his daughter’s struggle with borderline personality disorder and mental health as terminal illness, just as he has her mother’s battle with ovarian cancer—feels significant.

“It’s been a nightmare for the family,”Martin told CBS Sunday Morning.“But the understanding [is] that mental health and cancer, like my wife’s, are both diseases, and sometimes with diseases they are terminal. And my daughter fought for a long time with extreme mental health, borderline personality disorder, other things, and did the best she couldn’t until she couldn’t.”That phrase—”did the best she couldn’t”—carries the weight of someone who watched someone he loved try, and try, and eventually reach an impossible limit.

Katherine was a licensed clinical social worker in Los Angeles, working part-time at a health clinic focused on community outreach, support groups, and psychotherapy. She also reportedly worked with a nonprofit dedicated to breaking stigmas around mental health. That detail matters. Katherine wasn’t a bystander to the conversation about mental illness—she was in the trenches of it professionally, helping others navigate the same waters she was drowning in. A neighbor who lived near her for more than a decade told Us that Katherine“showed no indication of struggle”publicly, noting that“depression is often a silent and hidden killer.”She was warm, outgoing, a voracious reader who could discuss books deeply. She had the most beautiful orange tree in her neighborhood. And none of that changed what was happening inside.

Martin and his longtime collaborator Steve Martin postponed their comedy shows in Milwaukee and Minneapolis on February 27 and 28, respectively, citing unforeseen circumstances. It was a quiet acknowledgment that sometimes life demands you step back, even—especially—when you’re built to make people laugh.

What Martin’s willingness to speak suggests is that there’s no shame in naming what happened. Mental illness isn’t a character flaw or a failure of willpower. Sometimes it’s terminal. And sometimes the bravest thing a parent can do is say that out loud, so that someone else in a similar darkness might know they’re not alone, and that their struggle is real, and that it matters.

If you or someone you know is struggling or in crisis, help is available. Call or text 988 or chat at 988lifeline.org.