Three siblings are trained as monster hunters by their tough old grandfather. There is just one problem. These kids are massive horror fans and love all kinds of monsters, and they always find a way to save the monsters.
Episode 1
Delighted by the idea of being monster hunters in training, Edith and Bo decide to stay and fulfill their destiny. But Ernest has serious doubts.
Episode 2
Delighted by the idea of being monster hunters in training, Edith and Bo decide to stay and fulfill their destiny. But Ernest has serious doubts.
Episode 3
The monster loving maniacs dive a little deeper into the fascinating world of "time slime". The most effective weapon in a monster hunter's arsenal.
Episode 4
When the monster alarm goes off, Arthur and the kids embark on their first mission together to counter a threat of enormous size and appetite.
Episode 5
A small paranormal disturbance quickly escalates into a full-blown animal exorcism ritual. But how do you drive a demon from a possessed hamster?
Episode 6
In a battle for control of the TV, Arthur and the kids make a bet. The kids have 24 hours to scare Arthur's pants off.
Episode 7
Furious with Arthur's refusal to teach her anything vampire-related, Edith leads a reckless mission to awaken a dangerous, undead substitute teacher.
Episode 8
Ernest goes on his first date. But Gruselbrook can be dangerous at night. Turns out the girl next door has a secret inside the mirror.
Episode 9
Mermaids are nice, sure. But the freshwater kind - Not so much. Perhaps the lady of the lake needs help from three young monster experts.
Episode 10
Tonight's lesson is ghost hunting. Get ready to meet Arthur's "terrifying" house ghost, Rebecca. But how can a ghost be living with a monster hunter?
Episode 11
Bo gets abducted by a family of trolls and loves it. Arthur completely overreacts as usual, setting the stage for a confrontation in the forest.
Episode 12
Dracula points Edith in the direction of an ancient book about vampires. The treasure hunt is on. But can you really trust a vampire?
Episode 13
Arthur tells the story of how he managed to capture Dracula in the past. It is a gruesome tale of blind luck, betrayal and doom.
Episode 14
Ernest is excited for jack-o'lanterns, costumes and trick or treating. Edith and Bo want to stay in. Arthur provides Ernest with the "perfect" costume.
Episode 15
Ishaani opens up to Ernest about her secrets. A trip to the other side of the mirror reveals just how deep the rabbit hole goes.
Episode 16
With Ernest and Ishaani trapped inside another dimension, Edith and Bo must capture Ishaani's mirror monster before Arthur can mess things up.
Episode 17
Sick of being bested by Dracula, Edith expertly manipulates her surroundings to wage an all out prank war against the ancient vampire.
Episode 18
A giant, energy eating bird is draining the Gruselbrook power plants. The Van Altens take to the skies to engage this beautiful but dangerous creature.
Episode 19
There's trouble in Gruselbrook park. Innocent kids are being harassed and robbed of their lunch money. This could be a case for "The Monster Police".
Episode 20
During a game of time slime paint ball with Arthur, Bo discovers a strange and adorable creature under her bed. An escape plan is hatched.
Episode 21
Flying back from Austria, Arthur's monster hunter plane gets infested by three destructive gremlins. And there's only one effective course of action against that.
Episode 22
The Van Alten family is plagued by terrible nightmares. Turns out a "Mare" has infested the mansion. But what does this dream demon want?
Episode 23
Battling a powerful manticore Arthur bestows Ernest with a medallion that will make him invincible. Ernest quickly develops a bad case of self-confidence.
Episode 24
Ernest invites Ishaani and her mom over for dinner. But Arthur is beginning to suspect there's something terribly wrong with his next-door neighbour.
Episode 25
Arthur identifies a local werewolf and immediately decides to freeze it. The kids believe there must be a way to help this unfortunate creature.
Episode 26
With help from their formerly frozen sorceress grandmother, the kids look for a way to break the unbreakable werewolf curse. But can grandma be trusted?
Episode 27
Grandma Tamsyn uses her magical powers in ways the kids don't approve. Turns out there's nothing more dangerous than disagreeing with a sorceress.
Episode 28
Tamsyn has cast a spell over the family. When the sorceress learns that a specubus lives next door, she wants one at any cost.
Episode 29
The whole family is gathered for Christmas. To make matters worse, three intergalactic Christmas demons known as "The Three Wise Men" decide to drop by.
Episode 30
The former werewolf, known as Wolfcheski, has some trouble managing his temper. The monster experts decide it's time for "Werewolf anger management therapy".
Episode 31
Attending Dracula's book signing, Edith meets a vegan vampire named Edward. Edith believes she's met the love of her life - for at least five minutes.
Episode 32
Edith gets found guilty of treason and banished from the mansion. She must operate alone and neutralize Edward the vampire by all means necessary.
Episode 33
Solstice is here and the Van Altens gather around the fire to await the madness of the night. Turns out monsters have solstice rituals too.
Episode 34
The kids try to help a clueless swamp creature fit in amongst regular people. Turns out this is exactly as hard as it sounds.
Episode 35
Ernest and Ishaani take another trip inside the mirror, looking for a way to break the specubus spell and free Shirley. A very dangerous task.
Episode 36
The Gruselbrook Funpark has a famous ghost ride attraction. It's too good if you ask Arthur, who believes real monsters are at play here.
Episode 37
In an attempt to avoid physical monster interaction, the kids embark on a monster photo safari. But two newborn glarbergastling babies complicate the adventure.
Episode 38
Dracula is determined to draw Edith in to another prank war. And this time he aims to win. But Edith is not to be underestimated.
Episode 39
An ancient samurai ghost teaches the children self-defense. But for the ghost to reckon with his own past, the students must become the teachers.
Episode 40
In a quest for unimaginable pampering, Phil joins forces with an ancient Mummy, who's determined to destroy Gruselbrook. Phil gets more than he bargained for.
Episode 41
Dracula is back with a special mission for the kids. The three young monster experts are forced to cooperate. Dracula has turned them into vampires.
Episode 42
In order to save their souls, the three new vampires must confront Arthur's nemesis, Victor Van Helsing, and obtain the mirror of souls before dawn.
Episode 43
The Banshee has come to Gruselbrook to collect the departing soul of an old hunter.
Episode 44
The world's scariest monster wants to be a comedian. One problem though: He's NOT funny. Edith and Ernest step in with some comedy coaching.
Episode 45
To prove to his soft-hearted students that some monsters are beyond saving, Arthur challenges them to fix the most evil doll that ever existed.
Episode 46
To avoid doing homework, the kids must engage in a desperate battle with Mrs. Jorgensen, a super poltergeist who used to be Arthur's grade school teacher.
Episode 47
A crew of zombie pirates emerge from the ocean to fight a ritualistic duel of swords. If the town champions fail, everyone will get - shaved.
Episode 48
Edith and Dracula's prank war is still ongoing. But a local inventor's machine complicates the feud. Dracula and Edith have swapped bodies.
Episode 49
For one day of the year, all monster hunters must host and pamper the terrifying, fashion obsessed Icelandic Yulecat. But where hospitality ends, rebellion begins.
Episode 50
Ernest and Ishaani go through the mirror to experience a terrifying future vision. If Arthur insists on fighting Dracula, all will be lost.
Episode 51
Dracula is coming for Arthur. And the battle will likely destroy the entire town. The Van Altens prepare to face one angry vampire.
Episode 52
The heroes desperately try to avoid a confrontation with the invincible Dracula.
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