Michelle Trachtenberg’s death at just 39 years old has shocked both her fans and former collaborators. But those who encountered her in her final days say the signs were there that something was very wrong.

Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.

Georgina was played by the actress Michelle Trachtenberg, who was found dead at 39 in her Manhattan apartment on Wednesday. Her performance as the teenage supervillain brought an arch flair to a character who was only a minor figure in the novels that were the basis for the show, but became a fan favorite onscreen.