He has won twelve Grammy Awards and produced the original cast recordings of many of the Sondheim musicals, including Sweeney Todd, Company and Sunday in the Park with George, among others.
[2][4] Shepard has produced numerous classical and Broadway cast albums, winning 12 Grammy Awards, including four with songs by Stephen Sondheim.
[10] The operas include That Pig of a Molette (1988) and A Question of Faith (1990), both with libretti by Sheldon Harnick, which were presented as a double-bill under the title Love in Two Countries at St. Peter's Church Theatre, in New York City, by Musical Theater Works in 1991;[11] and a score for the lost music of Thespis (2008), which has been called "a love letter to [Gilbert and Sullivan] and ... might be better than the original".
[12] In 1971, he composed the motion picture score for Such Good Friends, directed by Otto Preminger, and in 1974, he wrote a children's cantata, In the Night Kitchen, with words by Maurice Sendak.
[17] In the 1990s, he also produced several albums for Sony Classical, with conductor John Williams and The Boston Pops, including The Star Wars Trilogy (Skywalker Orchestra); The Spielberg-Williams Collaboration; I Love a Parade; Kismet, starring Samuel Ramey, Jerry Hadley, Dom DeLuise, Ruth Ann Swenson and Julia Migenes;[18] and The Green Album, among others.