•
Deanna Oliver as Toaster: A brave, optimistic
toaster. •
Thurl Ravenscroft as Kirby: A cantankerous but well-meaning
vacuum cleaner. •
Roger Kabler as Radio: A wisecracking, pretentious dial A.M.
radio alarm clock. •
Timothy Stack as Lampy: A neurotic, slightly irascible, yet enthusiastic
gooseneck lamp. •
Eric Lloyd as Blanky: A child-like
electric blanket. In the film, he has matured slightly and forms a bond with Robbie. •
Fyvush Finkel as Hearing Aid: An elderly
hearing aid who was created by his former owner
Albert Einstein. He accidentally beams Robbie onto Mars, triggering the rescue mission. During the adventure, he is reunited with his brother. •
Stephen Tobolowsky as Calculator: A smart, adventurous and melodic pocket-sized
calculator. He serves as the coordinator of the rescue. •
Wayne Knight as Microwave: A boastful and offensive but helpful
microwave oven who powers the appliance's makeshift aircraft to rescue Robbie. The main characters do not like him because of his arrogance. •
Carol Channing as Fanny: A sardonic and grumpy but helpful
overhead ceiling fan. She provides the propulsion of the appliances' makeshift aircraft, using power from Microwave microwaving the popcorn. •
Kath Soucie as Tinselina: A beautiful Christmas angel ornament living on Mars. Kind, soft-spoken, knowledgeable and sensitive, she becomes the appliances' guide on Mars. •
Chris Young as Master Rob McGroarty: The appliances' master, husband of Chris and father of Robbie. Works as a vet in a barn right next to his house. •
Jessica Tuck as Mistress Chris McGroarty: the appliances' mistress, wife of Rob, and mother of Robbie. •
Russi Taylor as Little Master Rob "Robbie" McGroarty: Rob and Chris's baby son. He was beamed into outer space and sent to Mars. He is seemingly aware of the appliances' sentience, going so far as bringing the five main appliances in front of the Christmas tree in the film's ending. •
Farrah Fawcett as Faucet: A motherly
automatic faucet on a kitchen
sink who lives in Rob and Chris's new home. • Redmond O'Neal as Squirt: A nozzle sprayer who is Faucet's son. •
Andy Milder as Ratso: Rob and Chris's pet rat who is friends with the appliances. Sarcastic, slightly cantankerous but helpful, he stays on Earth to keep the baby monitor at bay and Rob and Chris unaware of Robbie's disappearance. •
Scott Menville as Baby Monitor: A
baby monitor. •
Brian Doyle-Murray as Wittgenstein: A prototype vacuum-tube-based radio
supercomputer. •
Alan King as Supreme Commander: The leader of Mars' appliances. Believing that humans are cruel and take advantage of appliances' obsolescence, the Supreme Commander plots to destroy Earth. He first appears as a giant refrigerator, but is later revealed to be Hearing Aid's long-lost twin brother. •
Jim Cummings provides the singing voice of the Supreme Commander •
DeForest Kelley as
Viking 1: The Viking 1 Spacecraft who is among the first Mars denizens to greet the appliances. He serves as a fatherly figure to Tinselina, seeming sad when Tinselina decides to leave Mars to Earth with Toaster and the gang. • Susie Stevens-Logan as Wild West Balloon • Marc Allen Lewis as World's Fair Balloon • Rick Logan as Woodstock Balloon •
Paddi Edwards as Satellite #1 •
James Murray as Satellite #2 • Jeff Robertson as Military Toaster • Ross Mapletoft as Mixer •
James Murray as Iron • Marc Allen Lewis as Freezer •
Ed Gilbert as Refrigerator ==Music==