Christian Jacobs Plex Creator, Voice, Director, Writer Scott Schultz Creator, Director, Writer Lance Robertson DJ Lance Rock Actor Nikki Flores Guest Star Elijah Wood Guest Star Laila Ali Guest Star Mýa Guest Star Leslie Hall Guest Star Tony Hawk Guest Star Héctor Jiménez Guest Star Ariela Barer Super Martian Robot Girl Actor Mark Mothersbaugh Guest Star Biz Markie Self David Crespin Muno Actor Emma Jacobs Foofa Voice Karen Barry Studio Teacher Voice Adam Deibert Muno Voice Imani Pullman Kids Voice Dallas McLaughlin Jumbo Shrimp Actor Erin Pearce Brobee Actor Amos Watene Brobee Voice Jon Berrett Executive Producer Christian Jacobs Writer, Director Charles Rivkin Executive Producer Justin Lyon Producer