D'entre a suya filmografía, se puet destacar as cintas Operation Petticoat (1959, con Cary Grant, Tony Curtis y Dina Merrill), Breakfast at Tiffany's (1961, con Audrey Hepburn, George Peppard, Patricia Neal y Buddy Ebsen), Days of Wine and Roses (1962, con Jack Lemmon, Lee Remick, Charles Bickford, Jack Klugman y Alan Hewitt), The Pink Panther (1963, con David Niven, Peter Sellers, Robert Wagner, Capucine y Claudia Cardinale), Darling Lili (1970, con Julie Andrews y Rock Hudson), The Return of the Pink Panther (1975, con Peter Sellers, Christopher Plummer, Herbert Lom y Catherine Schell), Victor Victoria (1982, con Julie Andrews, James Garner y Robert Preston), That's Life! (1986, con Jack Lemmon y Julie Andrews), u Switch (1991, con Ellen Barkin, Bruce Payne, Jimmy Smits, JoBeth Williams y Lorraine Bracco).