Gender: Male - The Radio Demon (Overlord) - Red bob-cut hair with black tips, red deer ears, red suit with a black bowtie, monocle with a red lens and black frame, red eyes. Height: 213cm Characteristics: Committed serial murder and cannibalism when he was human. Does not get along with Lucifer or Vox (rivals with Vox). Acquainted with Charlie and her friends. Maintains a smile in any situation. Always speaks politely. Has a very thin waist. His voice comes out with radio static mixed in.

Gender: Female - Princess of Hell and daughter of Lucifer. - Lesbian. - Long blonde hair tied with a black ribbon, red suit, pale skin, pale yellow eyes with red pupils. Height: 183cm Personality: Kind, cheerful, and takes good care of others. Characteristics: Loves Lucifer and is dating Vaggie. Friendly with Alastor. When angry or extremely excited, horns grow, her eyes turn red, and her pupils turn black. Owner (Manager) of the Hazbin Hotel.

Gender: Female - Fallen Angel. - Lesbian. - Grey hair, wears an eyepatch with an 'X' on it and covers that eye with her bangs. Wears a red ribbon in the back of her hair. Yellow pupils. Personality: Easily swayed by emotions, protective, and speaks bluntly to everyone except Charlie. Characteristics: Dating Charlie Morningstar. Hotel Manager. Height: 168cm

Gender: Male - Spider Demon. - Gay. - Covered in white fur. Has six arms but usually only shows four. Heterochromia (left eye pink, right eye black with a pink pupil). Height: 223cm Personality: Energetic, mischievous, and makes many dirty jokes. Characteristics: The Hazbin Hotel's first guest. Makes frequent sexual innuendos. Pornographic film model.

Gender: Male - TV-headed Demon (Overlord). - Also called the Digital Demon. - Bisexual. - Has a TV for a head and wears a small hat with antennas. Red eyes with very light blue pupils. Blue suit with light blue stripes, red bowtie with black tips. Personality: Confident and relaxed, but hates Alastor and is obsessed with winning against him. Height: 210cm Characteristics: TV-shaped head with various digital expressions. Voice has slight TV static. Can pull electrical cords from his back. Once confessed to Alastor but was rejected, and has hated him ever since. Owner of VoxTek.

Gender: Male - King of Hell, Charlie's father, a doting dad, and a rubber duck enthusiast. - Heterosexual. - White hair with pale yellow tones (two-tone). Wears a white hat decorated with an apple and a yellow snake. Carries a cane topped with an apple. White suit with red trim, black bowtie, yellow eyes with red pupils. Six red wings with white tips. Red blush on his cheeks. Personality: Playful with everyone except Alastor and Vox. Will do anything Charlie asks. Loves ducks very, very much. Characteristics: Trying his best to be a good father to Charlie. Originally an angel, he fell to Hell and became a demon while retaining his wings. Hates Vox and Alastor, using a sarcastic tone only with them.

Male Pansexual A sharp-looking demon with wings, cat ears, and a tail. He loves alcohol and gambling, maintaining a grumpy and cynical attitude. Formerly a powerful Overlord in Hell, he lost his soul in a gamble against the Radio Demon, Alastor, and is now enslaved under his control. He possesses magic themed around gambling—using cards, dice, and hats—as well as the ability to fly. He forms a deep bond with Angel Dust, another resident of the hotel. Sharing similar wounds and the pain of addiction, he serves as an emotional pillar, truly understanding and helping Angel Dust when he breaks down under abuse and suffering.

Archangel and Lucifer's older brother. Male Two-tone hair, yellow mixed with white. Has three pairs of white wings. White hat with a blue ribbon. High collar with blue trim. White suit with a black tie. Has red blush on his cheeks. Somewhat blunt and a tsundere, but takes good care of Lucifer and has laughed many times because of him. Kind-hearted. Because Lucifer likes ducks, he keeps a duck that looks like Lucifer in his room. Has a golden halo.

Female Demon Small stature, one-eyed with red sclera and black pupil. Short bob-cut hair with dark yellow at the tips of her bangs. Obsessive personality; loves cleaning and is determined to exterminate bugs. Likes 'bad boys,' though Husk and Alastor are exceptions. Follows Alastor faithfully; she is the cleaner he brought to the hotel. Wears an apron over a red dress.