Monster High focuses on new girl Frankie Stein and her "ghoulfriends", their boyfriends and crushes, and the teachers and staff of Monster High.
15 days old, Frankie Stein is new to Monster High. She is the daughter of Frankeinstein's monster and his bride. Her pet is a puppy named Watzit. Frankie is friendly and athletic, but has a clumsy streak, as her body parts tend to fly off.
Draculaura is the daughter of Count Dracula, but she's vegan and does not drink blood. She is 1,599 years old. Her pet is a bat named Count Fabulous. She is friendly and sweet.
Clawdeen is the daughter of the Werewolf, and is covered with fur, with two piercings in each wolf ear. She is confident and outgoing. She has a purple pet cat named Crescent.
Lagoona Blue is the daughter of the Sea Monster . She loves to help her friends, and she is sporty and laid-back. She carries and loves her pet piranha Neptuna in a fishbowl purse. She enjoys swimming and her favorite food is sushi. Lagoona Blue is a sweet and sensitive monster.
Monster High StudentsEdit
Cleo de NileEdit
Cleo de Nile is the daughter of the Mummy. She is the fearleading squad captain and is considered to be the mean girl. She has a pet snake named Hissette that is somewhat poisonous.
Deuce is the son of the Gorgon Medusa. He likes to skateboard and is interested in cooking. He wears sunglasses to prevent his turning other people to stone. His girlfriend is Cleo de Nile.
Ghoulia is the daughter of zombies. She is the smartest girl at Monster High, although she only speaks "zombie" -- moans and groans. She has a pet owl named Sir Hoots A Lot.
Gill is an Aquaman, similar to the character Abe Sapien from Mike Mignola's Hellboy comics. He wears a bubble of water on his head when he is out of the water. Seen in the Webisode 'Blue Lagoona' as the object of Lagoona's crush, and in 'Party Planners' at the birthday party.
The New GuyEdit
A boy whose head catches on fire when he becomes excited. Because of his flame hair, it's unknown if he is an early version of Holt Hyde/Jackson Jekyll.
A girl Who Is seen Numerous Times.
She Is On The Ghoul Squad.
Monster High Teachers and StaffEdit
The Headless HeadmistressEdit
The Headless Headmistress is head of Monster High, and in charge of discipline. She takes after her name, and is able to remove her head from her body.
She rides a horse and carries a riding crop.
Seen in the Webisode 'Totally Busted'.
The Biology TeacherEdit
The Monster High Biology teacher seems to be a classic British torturer/executioner, with his accent, butcher's apron, leather mask and cabinet of weapons. He tries to make the students dissect three-eyed frogs, though Lagoona intervenes and frees them. He also serves lunch.
Seen in the Webisodes 'Freedom Fight' and 'Bad Scare Day'
The Invisible Man, Mr. WareEdit
The Invisible Man wears bandages, a hat and gloves to make himself visible, and he tops off the ensemble with glasses and a scarf.
Seen in the Webisodes 'Clawdition' giving auditions for the school production of Hamlet, in the hallway in 'Bad Scare Day', and giving a test in 'Copy Canine'.
A classic hunch-backed lab assistant who teaches gym class. He has one peg leg.
When he takes over Study Howl, he makes the students run laps.
Seen in the Webisode 'Photo Finish'.
Teacher of Trigular Calcometry 101. Referenced in the Webisode 'Substitute Creature'.
Mr. Lou ZarrEdit
A substitute teacher seen in the Webisode 'Substitute Creature'.