Brothers and Monsters

 is an American animated supernatural comedy television series created by Matt Youngberg, being produced by Nickelodeon Animation Studios and aired on Nickelodeon from March 5th, 2004 until December 11th, 2009.

Synopsis
Three brothers encounter a monster that is able to take them through its dimension where his monster friends hang out in, as they get into various situations.

Main

 * Dave (voiced by Michael Rosenbaum) - a 17-year old teenage boy who is tough and athletic, though somewhat immature.
 * Kurt (voiced by Quinton Flynn) - a 14-year old teenage boy who is overweight and is rather lazy, as he also enjoys violent video games and movies.
 * Stan (voiced by Grey DeLisle) - a 7-year old little boy who is rather awkward and tends to be the smartest out of the three.
 * Squints (voiced by John DiMaggio) - a goblin who loves to play around, and was the one who encountered the three brothers and is able to take them to his home dimension.

Supporting

 * Slim (voiced by Rodger Bumpass) - a chill slime monster who has been best friends with Squints since elementary school.
 * Daniel and Jeanette (voiced by Corey Burton and Tress MacNeille, respectively) - Dave, Kurt, and Stan's parents, in which the former is chill and optimistic while the latter tends to be paranoid and can sometimes worry excessively about her children.
 * Patricia (voiced by Ashley Johnson) - a skater girl who Dave is enamored with as she loves to do things boys do like skating and dislikes fashion and other girly stuff.
 * Samantha (voiced by Jennifer Hale) - a young girl who is a friend of Dave, Kurt, Stan, and Squints. She was thought to be a normal girl at first until they discover that she hails from a family of witches. [potential love interest to Kurt]
 * Squeal Clawsby (voiced by Khary Payton) - TBD
 * Radical the Iguana (voiced by TBD) - a cool iguana who, despite going to school, does cool stuff like skateboarding and even graffiti. He is the main character of Dave's favorite childhood show, Radical the Iguana.
 * Joan and Johanna (voiced by TBD) - a two-headed monster who often bicker at each other.
 * The Closeted Skeleton (voiced by TBD) - a living skeleton who wouldn't come out of his closet.
 * The Imp (voiced by André Sogliuzzo) - a charismatic imp who likes to hang out in closets.
 * Jacqueline (voiced by TBD) - a teenage girl who has mastered every type of martial arts and uses her skills to defend those who cannot defend themselves.
 * Fogbreath (also voiced by John DiMaggio) - a large creature that can breathe fog.
 * Modulus (voiced by David Kaye) - a muscular ogre who has a substance that can make someone very beautiful or handsome, although the effects would ware off after 8 hours.
 * Dora (voiced by Laura Ortiz) - a dryad who is the protector of a forest in Squints' dimension and will turn anyone who has bad intentions for it into a mindless tree.
 * Hannah (voiced by TBD) - TBD
 * Daisy (voiced by TBD) - a five-foot living doll who Dave, Kurt, Stan and Squints were afraid of at first, but has turned out to be very kind, as she's willing to help anyone in need, although her ability to talk was supposed to be kept secret.
 * Ellie (voiced by Tara Strong) - an elf who is an introvert and dislikes being with people, though her personality can change whenever she hears the word, "change."
 * Hailey the Swamp Woman (voiced by Kate McKinnon) - a woman who lives in a supernatural swamp as she is unaware of whatever exists in what she calls the "land livers world".
 * Bobby New (voiced by Daran Norris) - a news reporter who is famous in the city Dave, Kurt, and Stan lives in and talks about several random things.

Antagonists

 * The Red Witch (voiced by Jill Talley) - a young and vicious witch who is rather infamous in Squints' home dimension for her acts as she tries to destroy Squints and the other monsters there, including Dave, Kurt, and Stan.
 * The Ferocious Freaks, consisting of:
 * Darkfang (voiced by TBD) - a vicious, fanged, dark-furred boar-like creature who is the leader of his gang.
 * Stinkmore (voiced by TBD) - a stinky stinkbug who uses his own odor as a weapon.
 * Isabella the Menace (voiced by TBD) - a female shadowy figure who is rather silent and is pretty clever, being the only female in the group.
 * Woodface (voiced by TBD) - a creepy figure with his face made out of wood who is rather insane.
 * Velvet Skull (voiced by TBD) - a short-tempered, scarlet-colored living skeleton who is the laughing stock of the group and is the one who causes them to screw up.
 * The Gold Specter (voiced by Tom Kenny) - a ghost made out of pure gold who loves to haunt people.
 * Jane (voiced by Debi Derryberry) - an insane teenage girl who had a creepy crush on Dave and stalked him.
 * The Sasquatch (vocal effects by Frank Welker) - a malicious sasquatch who has been terrorizing campers.
 * Xorlopsisus (voiced by Jeffrey Combs) - a talking giant squid-like monster which Dave accidentally reeled up and has kidnapped and attempted to eat him out of anger.
 * The White Witch (voiced by Susanne Blakeslee) - a powerful witch who is dressed in white and has an arsenal of magic, as she befriended the Red Witch.
 * Beasticus (voiced by Danny Cooksey) - a man from Europe who was trapped in the monster dimension and after an incident with some supernatural trolls, he stole a potion and drank it to make him more powerful and is now out to slay all monsters, including Squints.
 * The Terror Woods Slasher (voiced by Tom Kane) - a mythical slasher who roams in the forest that people call The Terror Woods. He was thought to be a rumor made up to scare people at first, but he soon turned out to be real.
 * Poultry-Geist (voiced by Charlie Adler) - a ghost chicken who loves to haunt things for the sake of torment. He was revealed to be Squints' arch-rival ever since elementary school.
 * Angelica Paine (voiced by TBD) - TBD
 * Slip and Slide (voiced by TBD and TBD, respectively) - two water demons who see themselves as superior towards each other.
 * The Insect Queen (voiced by TBD) - a normal woman who gained psychic control of insects and soon grew hungry for power.
 * Stick and Stone (voiced by TBD and TBD, respectively) - two twins who are made out of sticks and stones and like to cause chaos.
 * Ian (voiced by TBD) - a cynical little gothic boy who often communicates with the dead and is feared by his own siblings.
 * Stacy (voiced by TBD) - a teenage girl who is new to Dave and Kurt's school, yet is revealed to be an energy stealing monster.
 * Claude (voiced by Kevin Michael Richardson) - an African-American six-year old mad scientist who is a genius and attempts to make Stan look like a failure while also planning on using his inventions to brainwash his classmates to do what he wants them to do.
 * Hailey (voiced by TBD) - a mysterious teenager who has the ability to turn the tattoos on her body into real things.
 * Red King (voiced by ) - a king of a small kingdom who is cold and distant.
 * The Red Warriors (voiced by TBD, TBD, and TBD) - a group of warriors led by Red King who are extremely hostile to intruders.
 * The Pink Warrior (voiced by Angela Kinsey) - a female warrior who wanted to wear pink instead of red for no reason.
 * Thagor (also voiced by Kevin Michael Richardson) - a giant brutish rock golem who is the champion of an arena and is capable of taking down twenty adults.
 * Vampdogs (vocal effects by Dee Bradley Baker) - several breeds of dogs that are vampiric and are just as blood thirsty as regular vampires.
 * Mr. Kile (voiced by Martin Jarvis) - a strange and offputting human who is Dave's substitute teacher and has been trying to hide the fact that he is an alien.
 * Fright Matt (voiced by TBD) - a goofy teenager who disguised himself as a terrifying, nightmare-causing monster to scare people just for the fun of it.
 * Hot Dog Behemoth (vocal effects by TBD) - a collection of living hot dogs that combine themselves into a shapeshifting monster.

Animation
The animation for the series is being outsourced to Rough Draft Studios in Seoul, South Korea.

Episodes
See List of Brothers and Monsters episodes.

Video game
See Brothers and Monsters: Monster Mania.

Comic book revival
See Brothers and Monsters at Last.

Tropes
See /Tropes.