Millions of Disneyland visitors lined up a half-century ago to catch a glimpse of the future: a home teeming with mind-blowing gadgets such as handsfree phones, wall-sized televisions, plastic chairs, and electric razors and toothbrushes.

The “House of the Future,” a pod-shaped, all-plastic dwelling that quickly seemed quaint closed its doors a decade later. Now Disney is set to open a new abode in Tomorrowland — this time in partnership with 21st century technology giants.

The 5,000-square-foot home scheduled to open in May will look like a normal suburban home outside, but inside it will feature hardware, software and touch-screen systems that could simplify everyday living.

Lights and thermostats will automatically adjust when people walk into a room. Closets will help pick out the right dress for a party. Countertops will be able to identify groceries set on them and make menu suggestions.

The $15 million home is a collaboration of The Walt Disney Co., Microsoft Corp., Hewlett-Packard Co., software maker LifeWare and homebuilder Taylor Morrison.

Visitors will experience the look of tomorrow by watching Disney actors playing a family of four preparing for a trip to China.

“It’s much different than a spiel that you would get at a trade show,” said Dave Miller, director of alliance development for Walt Disney Parks & Resorts. “We won’t get into the bits and the bytes. It will be about the digital lifestyle and how that lifestyle can help you.”

The actors will be in a flurry of cooking, packing and picture-taking designed to emphasize cutting-edge features in the home’s two bedrooms, living room, kitchen, dining room, study and back yard.

Much of the project will showcase a network that makes the house “smart” and follows family members from room to room — even adjusting artwork — to preset personal preferences.

When a resident clicks a TV remote, for example, lights…