Richard Horvitz is already a cornerstone of the Helluva Boss and Hazbin Hotel creative team – not only does he voice Moxxie in Helluva Boss, but he also serves as the voice director for both shows, ...

In the past, Hellaverse creator Vivienne Medrano has stated that Zim’s universe had a big impact on her story, with even Zim’s voice actor, Richard Steven Horvitz, brought onto Helluva Boss to play ...