Watch: Celebrity Deaths: 2025's Fallen StarsContent warning: This story discusses suicide. Martin Short is weathering an unimaginable tragedy. Katherine Short, the Only Murders in the Building star's only daughter with late wife Nancy Dolman, has died. She was 42. "It is with profound grief that we confirm the passing of Katherine Hartley Short," Martin's rep said in a Feb. 24 statement to E! News. "The Short family is devastated by this loss and asks for privacy at this time. Katherine was beloved by all and will be remembered for the light and joy she brought into the world.