Older main twin
Youger main twin
Candy counter worker
Daughter of the owner of the hotel
Uptight manager of the hotel
Mother of the twins
Hotel engineer
Bellman
Head chef at the hotel
Lifeguard who is obsessed with water
Tomboy girl who is on the twins' basketball team
Twins' father
Twins' friend who has red hair
Boy who is best friends with Max
Two English twins
Nerdy girl who goes out with Cody and then Bob
Girl who is obsessed with the twins
Manager's niece
London's dog
Night manager of the hotel
Waiter at the hotel's restaurant
Doorman of the hotel
Lazy old maid
Owner of the hotel
Replacement candy counter worker
Hotel concierge