The gated Mediterranean-style house, built in 1925, sits on nearly 3 acres with a guesthouse and swimming pool. It features a baronial stone foyer with sweeping staircase, stained-glass windows and a carved fireplace mantel in the living room, a pub, a study and a media room. Including a four-room master suite, two guest suites and staff quarters, the house has seven bedrooms and nine bathrooms.
Perry, 26, is on a nine-month California Dreams tour, which follows her 2010 album "Teenage Dream." Brand, 36, starred in this year's remake of "Arthur" and is filming "Rock of Ages," to be released next year. The couple, who own another residence in New York, were married in October.
Laikin, a former home builder, was found guilty last year in federal court of manipulating the stock price of the comedy film company.
He had bought the property in 2004 for $4.5 million. The compound came on the market in November at $7,995,000.
Barry Sloane of Sotheby's International Realty, Beverly Hills, had the listing, and Ernie Carswell of Teles Properties, Beverly Hills, represented the buyers, according to the MLS.