Jack Murphy has worked on a wide variety of projects as both lyricist and composer. Collaborating with Frank Wildhorn, he wrote lyrics for Linda Eder's EMI CD And So Much More, as well as songs on her Atlantic CD's It's Time, It's No Secret Anymore, Christmas Stays The Same, and Gold. Jack has written one of the songs, The Rainbow’s End, on Linda's most recent Judy Garland tribute CD For EMI, By Myself. Jack has also just written the words & music for Linda’s TV Special, Trail Mix, on The Animal Planet.

In collaboration with Mary Bracken Phillips, he composed the score for the musical Silver Dollar, which debuted at the Goodspeed Opera House, with a second production at the Stage One Theater in Wichita directed by Scott Schwartz. He has written and performed albums for many record labels including A&M, Verve, MGM, Elektra, Columbia and ABC Dunhill, and was a staff writer for United Artists Music.

In collaboration with Frank Wildhorn and Gregory Boyd of the Alley Theater in Houston,Texas, he wrote the lyrics for The Civil War, which garnered him a Tony Nomination for Best Score when it debuted on Broadway at the St. James Theater. He was back on Broadway again at the St. James Theater with two songs penned for the hit show, Swing.

Once again in collaboration with composer Frank Wildhorn, Jack has written the Book and Lyrics of a musical about a 1920's American author and his wife, suggested by the lives of F. Scott and Zelda Fitzgerald, titled Zelda, directed by Vincent Marini at the Lenape Regional Performing Arts Center in Marlton, New Jersey.

Frank, Jack and Book Writer Norman Allen have written a totally re-imagined version of “Carmen” which is Opening in Prague October 2, 2008.

Frank and Jack recently had a world premier in Budapest, Hungary in May of 2006, of a musical about the tragic “Mayerling Affair,” titled, Rudolf — The Last Kiss. Another production of the show opened at the Imperial Theater in Tokyo in May of 2008. The show is also slated for an Opening Night in Vienna on February 26, 2009.