Zoe Walker / Zoe / Mrs. Carradine / Mrs. Walker / Zane (40 episodes, 2017-2020)
Drac / Luigi / Mr. Gabmore (40 episodes, 2017-2020)
Lobo Howler / Lobo / Mr. Howler / Mr. Riley (39 episodes, 2017-2020)
Katya (39 episodes, 2017-2020)
Drac (39 episodes, 2017-2019)
Esmie (38 episodes, 2017-2020)
Spike / Mrs. Gong / Abigail's Mother / Chompy / Sami (38 episodes, 2017-2020)
Igor / Doyle Igneous Gargoyle / Mover (37 episodes, 2017-2020)
Frankie / Frankie Mash (36 episodes, 2017-2020)
Glorb / Dr. Jennifer Jekyll (36 episodes, 2017-2020)
Frankie's Dad / Mr. Mash / Santa Claus / Grrbus (35 episodes, 2017-2020)
Katya's Mom / Ms. Spelling (34 episodes, 2017-2020)
Count Dracula (33 episodes, 2017-2018)
Cleo's Mom / Mrs. Graves (33 episodes, 2017-2018)
Frankie's Dad (UK) / Luigi (32 episodes, 2017-2018)
Cleo Graves / Cleo / Mrs. Snow / Ms. Spelling (26 episodes, 2017-2020)
Vida / Officer Calavera / Officer Cabrera (14 episodes, 2018-2020)
Abuelita (9 episodes, 2018-2020)
Frankie / Mary Mash / Abigail / Bubble / Trouble / Abigail's Mom / Delilah / Sami (4 episodes, 2018-2020)
Ranger Ben (3 episodes, 2019-2020)
Charlie (3 episodes, 2019-2020)
Mr. Walker (2 episodes, 2018)
Melusine (2 episodes, 2019-2020)
Molasses (2 episodes, 2019-2020)
Rocky / Painting Helper (2 episodes, 2020)
Ride Attendant (1 episode, 2017)
Esmie (UK) (1 episode, 2017)
Igor (UK) (1 episode, 2017)
Spike (UK) (1 episode, 2017)
Vida (UK) (1 episode, 2017)
Zoe Walker (UK) (1 episode, 2017)
Daddy (1 episode, 2017)
Katya Spelling (UK) (1 episode, 2017)
Frankie Mash (UK) (1 episode, 2017)
Lobo Howler (UK) (1 episode, 2017)
Albert (1 episode, 2018)
Zane (1 episode, 2020)