Kevin Smith Creator, Executive Producer, Writer Chris Wood Prince Adam, aka He-Man Voice Mark Hamill Skeletor Voice Lena Headey Evil-Lyn Voice Sarah Michelle Gellar Teela Voice Liam Cunningham Man-at-Arms Voice Stephen Root Cringer, Battle Cat Voice Diedrich Bader King Randor, Trap Jaw Voice Griffin Newman Orko Voice Henry Rollins Tri-Klops Voice Susan Eisenberg Sorceress Voice Alicia Silverstone Queen Marlena Voice Justin Long Roboto Voice Jason Mewes Stinkor Voice Phil LaMarr He-Ro Voice Tony Todd Scare Glow Voice Cree Summer Priestess Voice Kevin Michael Richardson Beast Man Voice Kevin Conroy Mer-Man Voice Harley Quinn Smith Ileena Voice Alan Oppenheimer Moss Man Voice Roberto Davide Executive Producer Adam Bonnett Executive Producer Christopher Keenan Executive Producer