The skinny on the fat wallets of L.A.’s 50 wealthiest.

Frederick ‘Ted’ Field

NET WORTH: $870 million +5%

LAST YEAR: $830 million

AGE: 58 RESIDENCE: Beverly Hills

SOURCE OF WEALTH: Inheritance, music business

THE MONEY: Movie producer’s Radar Pictures released only one picture last year, low-budget box office dud “Twelve.” Has others in pipeline, gobbling up some of Field’s presumed capital markets gains.

BUZZ: Heir to Chicago department store fortune founded by great-great-grandfather Marshall Field; Midwest native returned to his Windy City roots this year with development deal for TV series about mobster Sam Giancana. Radar also developing movie based on video game “Mafia Wars”; producing action thriller “Havana Heat” and developing live-action version of “Wind in the Willows.” Field moved to Los Angeles at 21 after fight with half-brother Marshall Field V led to selling off family enterprises in Chicago. Once in Hollywood, co-founded Interscope Records with Jimmy Iovine. Label produced Dr. Dre, Nine Inch Nails and Snoop Dogg, was acquired by Universal Music in 1995 for $330 million. Field became film producer, earning credits on more than 60 features including “Runaway Bride,” “The Last Samurai” and “Three Men and a Baby.”