The buyers are designer Don Stanzione and Sheri Callan, who owns Callan Advertising, which focuses on the independent film industry.
Duff, 24, who had her own Disney Channel show during her teens, became a mother in March. Since the former teen idol starred in "Lizzie McGuire" (2001-4), she has appeared on "Gossip Girl" (2009). Her film work includes the "Cheaper by the Dozen" movies (2003 and 2005), "The Cinderella Story" (2004) and the 2012 comedy "She Wants Me." Among her albums are "Metamorphosis" (2003) and "Dignity" (2007). She also has launched several fashion lines and written a series of three young adult novels.
Public records show Duff bought the property in 2004 for $3.5 million. She married former pro ice hockey player Mike Comrie in 2010.
Drew Fenton of Hilton & Hyland was the listing agent. David Bailey of the Bailey Group at Keller Williams in Beverly Hills represented the buyer.
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