William Lau Director Cam Clarke Heath Burns , Hoodude Voodoo Voice Debi Derryberry Draculaura Voice Erin Fitzgerald Abbey Bominable , Spectra Vondergast Voice Larissa Gallagher Lagoona Blue , Kelpie Blue Voice Marcus Griffin Clawd Wolf Voice Kate Higgins Frankie Stein Voice Lyndsy Kail Kala Mer'ri Voice Cherami Leigh Pearl Serpentine Voice Julie Maddalena Robecca Steam Voice Nina G. Bargiel Screenwriter David Voss Executive Producer Scott Clausen Original Music Becky Kneubuhl Original Music Gabriel Mann Original Music