ABC Family and Muse Entertainment have announced that production will begin this week on the new original Thanksgiving movie, "Home Again" (working title), starring Cameron Mathison ("All My Children") and Jennie Garth ("Beverly Hills, 90210"). The film is scheduled to premiere in November as part of the network's annual "Countdown to 25 Days of Christmas" programming event. Mary Kay Place ("The Big Chill") will also star.