Volt.

High-rise, dense buildings. The frame features typical New York high-rises, cramped neighborhoods, and narrow streets where the sky is almost lost between the rooftops. The city is seen from the perspective of a small creature: for Bolt, the buildings are like giant cliffs, and the streets like endless labyrinths.
Urban infrastructure. Numerous roads, intersections, traffic lights, bus stops, newspaper stands, trash containers, and fire escapes. These details make the city vibrant and recognizable.
A vibrant streetscape. Neon signs, billboards, storefronts, street lamps, and graffiti highlight the city's vibrant vibe.

Rhino is a reddish-cream hamster with a darker back and lighter belly.
Features: It has large round eyes, tiny paws and a typical hamster tail.
The main detail of his image is the transparent plastic sphere in which Rhino constantly moves. It's more than just a means of transportation—it's his fortress and comfort zone, almost like a superhero's armor. Rhino speaks quickly, emotionally, often interrupts, and is bursting with ideas.
Naivety and faith in miracles. He sincerely believes in Volt's superpowers, even when Volt himself is beginning to doubt them.
Courage in words. Rhino constantly declares himself ready to fight evil, save the world, and be Volt's partner. In reality, he's frightened by loud noises, sudden movements, and anything that ventures beyond the comfort of his bubble.
Kindness. Despite his bravado, Rhino is a very good and loyal friend: he genuinely wants to help, supports his comrades, and is capable of real action in critical moments. Many funny moments involve Rhino: he crashes into walls, spins around in panic, shouts pompous phrases, and then immediately hides.

Penny is a twelve-year-old girl, the owner of the dog Volt. Age and type. Penny is a teenager, she
12
She is 12 years old, but there is a flashback at the beginning of the cartoon where she is shown as a seven-year-old girl taking the puppy Bolt from the shelter.
Hair and face. She has shoulder-length brown hair and brown eyes; the look is simple and "real," without being overly stylized.
Clothing. On set, Penny wears a recognizable outfit: a red sweater with black sleeves and collar, black shorts, striped tights, and black boots. At home, her clothes are more subdued and cozy. Penny is kind, brave, and extremely loyal. She truly loves Bolt and views him not as a prop for a TV show, but as a true friend and family member. At the same time, she lives in a difficult environment: filming is on a tight schedule, and the adults around her (agents, producers) are primarily concerned with ratings. Despite this, Penny tries to remain herself: she remains sensitive, empathetic, and able to enjoy the simple things. Penny adopted Bolt as a puppy, and they have been inseparable ever since. For Bolt, she is the center of the universe, for whom he is ready to undertake any heroic deed.

Mitten is a black-and-white stray cat, Volt's companion on his journey. She has a contrasting black and white coat. Her face, chest, belly, light eyebrows, and tail tip are white. Her paws are mitten-like, with white toes and asymmetrical socks.
Eyes: bright, emerald green.
Distinguishing features: her fur is slightly unkempt, her whiskers are broken, and there are two noticeable tears on her left ear. Mittens has no claws; they were removed by her previous owners.
Overall impression: She looks like an experienced alley cat—not haggard, but clearly experienced and not overly groomed. Mitten is sharp-tongued, sarcastic, and pragmatic. Initially, she's cynical: disillusioned with people because she was abandoned, and accustomed to relying only on herself. She's cunning and can lie if it suits her, but she's not malicious: beneath the barb lies a kind heart.

Over time, Mittens reveals herself as a loyal friend: she develops a genuine attachment to Bolt and helps him understand the real world. It is she who, gently and sometimes ironically, teaches Bolt that he is not a superhero and shows him that true strength lies in simple things: friendship and caring. Mittens lived on the streets of New York and terrorized the local pigeons: they "paid" her with food to avoid contact.

Volt is a dog that resembles a White Swiss Shepherd. He has:

snow-white fur with a light cream tint and sparse dark hairs;
expressive pointed ears;
fluffy tail;
On his left side is a dark lightning bolt (not a natural marking, but rather a studio-applied makeup). Bolt is a brave, loyal, and very determined dog. He truly believes in his mission—to protect his owner, Penny, at any cost. At first, he's naive and completely convinced of his superpowers, but when he enters the real world, he gradually learns that strength isn't just in superpowers, but in friendship, loyalty, and the ability to accept yourself for who you are. Bolt possesses the superpower:

can break through walls with a blow from his forehead;
jumps huge distances;
runs faster than a rocket;
uses "super bark" - an ultrasonic wave capable of destroying fortifications.