Entertainment TV Read Time : 1 Minutes ‘Invader Zim’ First Teaser For Upcoming Nick TV Movie April 5, 2017 Hoob It’s great to hear Richard Horvitz back as Invader Zim and Rosearik Rikki Simons as GIR The special will also brung back voice actors Andy Berman and Melissa Fahn as Dib and Gaz Membrane.