Other characters
Eggy Eggerson (voiced by Jess Harnell) – The owner of an egg-based food truck.
Omelette – Eddie's pet dog.
Spark – The lightbulb mascot of Stark Expo.
DJ Mikey Mike (voiced by Jess Harnell) – The DJ of One Hit Thunder Records.
Doug (voiced by Carlos Alazraqui) – A dog trainer.
Dottie Doubleday (voiced by Jessica Mendoza) – The owner of a batting cage.
Pedro the Pitcher (voiced by Talon Warburton) – Dottie's robot pitching machine.
Spencer Q. Sweets (voiced by Stephen Tobolowsky) – The owner of a candy store at the Beachside Mall.
Melanie Mailperson (voiced by Alanna Ubach) – A mail carrier who works at the local post office.
Carla (voiced by Abril Bellido) – A kid who is a fan of the Iron Friends.
Park Ranger Preston (voiced by Fred Tatasciore) – A park ranger.
Gary Guitar (voiced by Carlos Alazraqui) – A guitar player and member of Dad Company.
Barry Bass (voiced by John Eric Bentley) – A bass guitar player and member of Dad Company.
Sammy Scientist (voiced by Rama Vallury) – A scientist of the geology branch.
Teoscar Toymaker (voiced by Gary Anthony Williams) – The proprietor of the toy store at the Beachside Mall.
Love-N-Hugs Teddy Bear (voiced by Alanna Ubach) – Toy teddy bears for Valentine's Day.
Pierre (voiced by Jeff Bennett) – A barker who works at the pier.
Floopo (voiced by Eric Bauza) – An alien from the movie Flying Saucer Floopo who rides around in a UFO eating whatever food he can abduct. He gets out of the movie screen because of Loki.
Lisa Lighthouse (voiced by Yvette Nicole Brown) – A lighthouse keeper.
Lifeguard Lyle (voiced by John Eric Bentley) – A lifeguard who works at the water park Frosty Falls.
Christin Cakehaus (voiced by Cree Summer) – A cupcake baker.
Dizzy Doubleday (voiced by Mookie Betts) – A baseball player and the brother of Dottie Doubleday.
Herbie Hardhat (voiced by John Eric Bentley) – A construction foreman.
