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.

Hollywood is paying tribute to Michelle Trachtenberg. The actor who starred in 'Harriet the Spy,' 'Buffy the Vampire Slayer' and 'Gossip Girl' died at 39.

On the page, the character of Harriet Welsch, the inquisitive and sharply judgmental preteen at the center of Louise Fitzhugh's novel "Harriet the Spy," is a little tough to take; her habit of writing down mean observations about her classmates is,