Hollywood honey Cameron Diaz surprised the Boston Celtics this morning when she turned up to get her hands dirty at the team’s beautifying project at the Young Achievers Pilot School in Mattapan.

Having famous people come to town is fun…and it’s good for business, too, according to the state Department of Revenue – which estimates that 13 movie projects filmed in 2008 resulted in $452 million in direct spending in Massachusetts.

It will be lights, camera, and action in The Next Page when an independent filmmaker shoots “Minutes to Live, The Hitman,” inside the cafe on Saturday, Sept. 12. The movie theme centers on several groups of people who discover the end of the world is coming while meeting in common settings like a bar or restaurant.

Local businesses will likely see a bump in sales because of the influx of 100 to 150 employees and 44 extras (plus spectators) in town for the filming.

Tom Cruise and Cameron Diaz will be shooting scenes from a Twentieth Century Fox movie in a cornfield off Curve Street in Bridgewater later this month. And some of the town’s police and firefighters will be tapped as extras in the film, which does not yet have a name, Twentieth Century Fox Assistant Location Manager Hyunsoo Moon said. “It’s exciting. It puts Bridgewater on the map,” Selectman Mike Demos said.

“Wheel of Fortune’’ has rolled into Boston this week to tape 15 shows. “Boston essentially gets free commercial time as a destination,’’ said James Rooney, executive director of the Massachusetts Convention Center, “That has huge value. The “Wheel’’ is also expected to give Boston’s economy a bump: The show is hiring 200 workers in Boston for security and police support for the production. Overall, city officials estimate that “Wheel of Fortune’’ will spend at least $1 million here directly this week, according to the Boston Redevelopment Authority.

The construction phase in Worcester employs about 80 people, said Larry Clark, a scenic painter for 20th Century Fox. The crews are building a bar, a Transportation Security Administration inspection area, a gift shop and a coffee shop.

Revenue for Powderhouse, which has created TV series for cable channels including the Discovery Channel, Animal Planet and TLC, is expected to nearly triple to $12 million this year, from $3.7 million in 2006. Its ranks have swelled to its current 60 people, up from 35 three years ago. And Powderhouse recently tripled its office space to 14,000 square feet.

A Los Angeles company that represents high-rise owners interested in seeing their buildings on the big and small screens has set up shop in the Hub. Skyline Locations was lured by the growing Massachusetts film industry that’s sapped business from the West Coast thanks to the state’s new tax incentives that took effect three years ago.

Viewpoint Creative, a locally-owned advertising agency, has been producing ads for channels like HBO and ABC in Needham for more than 20 years.

Deb Belanger, executive director of the Greater Merrimack Valley Convention & Visitors Bureau, said the Ricky Gervais romantic comedy, The Invention of Lying, due out in September, alone generated $2 million worth of economic impact in the region last summer. This time around, the major motion picture The Fighter is set in the Mill City, bringing not only the stars but also a crew of hundreds to Lowell, working on the day-to-day operations. “I was talking to the producers and they expect to spend at least $3 million,” Belanger said of the Ward and Eklund biopic. “That’s including location fees, security, meals, hotel rooms — all that kind of stuff. It’s huge spending.”

Keith Dorrington, who runs the production company Edgartown Ventures with his partner and girlfriend, Leslie Varrelman, out of her Newburyport home, crafted a documentary about the boxing brothers Micky Ward and Dick Ecklund, “Not Over Till The Count of 10.”

The movie’s trailer was officially released Friday. It is only two minutes and sixteen seconds long, but it is all there: La Boniche, The Dubliner, Market Street, Central Street, the Lowell Five Cent Savings Bank, the unmistakable sign of the Athenian Corner restaurant. Lowell on film.

THE PROPOSAL (made in Massachusetts in 2008) is the number one movie in America for the week ending June 21, 2009.

Word from the Left Coast is that Adam Sandler, Cher, Sly Stallone, Jon Favreau and Judd Apatow will voice animals in Kevin James’ “The Zookeeper,” which will shoot at the Franklin Park Zoo in October.

Cindy Lentol represents the new era in filmmaking. The goal isn’t always to become a star. Sometimes it’s simply to enjoy what you’re doing. “I love making movies,” she says.