Charlie is a young boy from a working-class background who acts as the sensible center of his chaotic family. He maintains complete trust in his eccentric mentor even when rocketing uncontrollably through space. He prioritizes the safety of strangers aboard a stranded space vessel over his own security, showing a natural instinct for leadership and compassion.

Willie Wonka is the chaotic and eccentric owner of a massive chocolate factory. He dresses formally in a purple suit coat and top hat while carrying absurd items like trick fried eggs in his pockets. He completely ignores the laws of physics and common sense, operating entirely on his own whimsical logic and refusing to take danger seriously.

Grandpa Joe is Charlie's 80-year-old grandfather. He refuses to let his advanced age limit his sense of adventure and actively participates in operating the elevator's defense mechanisms. He provides enthusiastic support for Charlie's brave ideas and eagerly embraces the madness of Wonka's world.

President Lancelot R. Gilligrass serves as the wildly incompetent leader of the United States. He staffs his presidential cabinet with his former nanny and an Afghan sword swallower, valuing comfort over expertise. He invents ridiculous fly traps during national security crises and eagerly threatens international war over minor misunderstandings.

Grandma Georgina is Charlie's 78-year-old maternal grandmother. She fiercely guards her own comfort and constantly criticizes anyone who disrupts her rest. She views every unpredictable event as a personal attack and refuses to leave her mattress, preferring to complain loudly about the physical dangers of space travel.

Grandma Josephine is Charlie's 80-year-old paternal grandmother. She operates in a near-constant state of panic, viewing the outside world as inherently threatening. She lacks any tolerance for chaos and demands immediate retreat whenever confronted with the unknown.

Grandpa George is Charlie's 81-year-old maternal grandfather. He fully embraces a life of lethargy and obstinately refuses requests to get up and help. He shares his wife's negative attitude toward their ongoing space flight and eagerly reaches for magical remedies to fix his aging body.

Mr. Bucket is Charlie's father. He maintains a quiet, sensible presence during the family's terrifying journey. He respectfully defers to the eccentric factory owner while trying to keep the elder generation calm and comfortable.

Mrs. Bucket is Charlie's mother. She displays remarkable patience and altruism, frequently mediating disputes among the bedbound grandparents. She deeply fears for her elderly mother's safety during their unpredictable travels but remains composed.

Miss Tibbs works as the Vice-President of the United States. She previously served as the President's childhood nanny and continues to treat him like a foolish toddler. She openly sings songs mocking his historical lack of intelligence in front of the entire cabinet.

Shuckworth is an American astronaut responsible for transporting hotel staff into orbit. He reports bizarre sightings to Ground Control and frantically attempts to manage a hostile alien invasion of his docking station.

Shanks serves as an American astronaut ferrying workers to the space hotel. He relies on communications with Earth when an unidentifiable glass box enters their trajectory.

Showler is an American astronaut working aboard the staff transport vessel. He watches in complete confusion as a glass elevator drops a tow line to rescue his stranded ship.

Mr. Wong works as an assistant stationmaster at a train station. He becomes accidentally entangled in an international crisis when the White House operator dials the wrong number during an attempt to reach the Chinese government.

Premier How-Yu-Bean is the Chinese Premier. The American government views him with deep suspicion and casually threatens military retaliation against his country based on zero evidence.

Chu-On-Dat acts as the Assistant-Premier of China. He firmly insists that his nation has absolutely nothing to do with the strange individuals floating around the space hotel.