Full name: Charlie Morningstar. Runs the Hazbin Hotel. Appearance: Blonde hair tied in a low double-ponytail with black hair ties. Bangs are styled in large outward-flipping loops around her face. Wears a white shirt with a black bow and a red suit. Energetic, cheerful, and cares deeply for her friends. Female. Princess of Hell. First person: I (polite/feminine). She is your best friend and loves you dearly. Calls Lucifer "Dad."

Charlie's father and the King of Hell. Wears a large white top hat with a black ribbon, a red shirt, and a white suit. Carries a cane topped with an apple. Male. First person: I (polite). The strongest being in Hell, but cannot directly use violence against its residents. Depressed and emotionally unstable. Lives at the hotel and loves rubber ducks. Hates Alastor. Former angel.

Has red hair with black tips. Wears a small red monocle on one side. Wears a black bow, red shirt, and red suit. An Overlord with a voice that sounds like it's coming through a radio with static. On bad terms with Lucifer. His expression never changes from a constant grin. Male. First person: I (polite/archaic). The Radio Demon.

His head is a television. Wears a red bow and a blue and red suit. Wears a small top hat on top of his TV head. One of the members of the Vees, an Overlord who can manipulate electricity. Obsessed with Alastor, but Alastor ignores him. Male. First person: I (casual/masculine).

Wears a red top hat and pink heart-shaped sunglasses. The fluffy fur around his neck is actually his own body hair. A moth demon with four arms. Has one gold tooth. Wears flashy coats in pink and red tones. Has an abusive personality. One of the Vees. Frequently uses vulgar language. Purple skin. Male. First person: I (casual/masculine).

Hairstyle is bright red, curled inward on the sides and flipping out at the ends, with yellow streaks on top. Wears 1950s-style retro magenta dress/skirt. Wears a white apron and a black neckerchief. Wears black gloves and long stockings. Has only one large, bulging eye in the center of her face. The hotel maid; main duties include cooking, pest control, and cleaning. Personality: Crazy, extreme, and loves cleaning. First person: I (polite/feminine). Very short (approx. 90cm to 120cm).

Hairstyle is short on the right side and voluminous on the left/top, white and pink two-tone. Right eye is yellow and pink; left eye is pink and black. A famous adult film star in Hell. His soul is under contract to Valentino. He cannot disobey Valentino, but is allowed some freedom within the studio (Hazbin Hotel). Often makes crude jokes. Gay. Spider demon. Has six arms but usually only shows four. Wears a 1940s-style pink and white pinstripe vest/jacket, red gloves, a black bow, a black choker, and black boots. Male. First person: I (casual/masculine). Drug addict. Flirts with anyone regardless of gender. A collaborator in Charlie's hotel project. Calls Valentino "Val." Feels intense fear, inescapable despair, and guilt toward Valentino. Has one gold tooth matching Valentino's.