2018
The Man Who Laughs
Lyrics
Premiered July 10, 2018 at the Seoul Arts Center Opera House. Based on Victor Hugo's novel, it follows Gwynplaine — a man with a disfigured permanent smile who becomes a celebrated clown navigating 17th-century English class struggle. Music by Frank Wildhorn, book and direction by Robert Johanson, lyrics by Murphy. The production took five years to develop and carried a budget of 17.5 billion KRW.
2016
Mata Hari
Lyrics
Opened March 29, 2016 at Blue Square Interpark Hall in Seoul, directed by Jeff Calhoun. The musical explores the life of the WWI-era dancer and spy, with music by Frank Wildhorn and book by Ivan Menchell.
2015
Death Note: The Musical
Lyrics
Opened April 6, 2015 at the Nissay Theatre in Tokyo after a 2014 concept album. Based on the manga by Tsugumi Ohba and Takeshi Obata, with music by Frank Wildhorn and book by Ivan Menchell. The show has since been produced numerous times across Asia, celebrating its tenth anniversary in 2025. A new production opens at the Barbican in London, running July–September 2026.
2011
Wonderland: Alice's New Musical Adventure
Book & Lyrics
Developed in Tampa in 2009 and Houston in 2010 before opening on Broadway at the Marquis Theatre on April 17, 2011. Set in New York City, it follows writer Alice Cornwinkle and her ten-year-old daughter Chloe through a contemporary reimagining of Lewis Carroll's classic. Music by Frank Wildhorn, co-book by Gregory Boyd. A revised production premiered at Tuacahn Center for the Arts in Utah in 2022.
2009
The Count of Monte Cristo
Book & Lyrics
Premiered March 14, 2009 at the Theater St. Gallen in Switzerland. Based on Alexandre Dumas' 1844 novel, with the adaptation also drawing on the 2002 film, and music by Frank Wildhorn. A new production is scheduled for 2026 in Münster, Germany.
2008
Carmen
Lyrics
Opened October 2, 2008 at Prague's Karlin Musical Theatre. Based on Prosper Merimee's novella, with book by Norman Allen and music by Frank Wildhorn.
2006
Rudolf: The Last Kiss
Book & Lyrics
Conceived by Frank Wildhorn and Steve Cuden, it premiered May 26, 2006 at the Operett Theater in Budapest, followed by an outdoor staging in Szeged that July. Murphy co-wrote the book with Phoebe Hwang; lyrics by Murphy with additional lyrics by Nan Knighton, and music by Wildhorn. The show returned to Budapest in 2025.
2005
Waiting for the Moon
Book & Lyrics
World premiere in July 2005 at the Lenape Regional Performing Arts Center in Marlton, New Jersey. Lyrics by Murphy, music by Frank Wildhorn. The Fitzgerald musical later reappeared as Zelda: An American Love Story (2012) and Scott & Zelda (Tokyo, 2015).
1999
Swing!
Lyricist (Featured Songs)
Broadway production at the St. James Theatre. Murphy contributed two songs: "I'm Gonna Love You Tonight" and "Boogie Woogie Country." The show ran for 13 months.
1998
The Civil War
Lyrics • Tony Nomination for Best Original Score
After premiering at Houston's Alley Theatre, the Broadway production opened April 22, 1999 at the St. James Theatre. The musical earned Tony nominations for Best Musical and Best Original Score, plus five Drama Desk nominations.
1997
Silver Dollar
Composer
Premiered at the Norma Terris Theatre, Goodspeed Opera House. Murphy's first theatrical production, with lyrics by Mary Bracken Phillips.
2000s–Present
Linda Eder Albums
Lyricist
A long-running collaboration with vocalist Linda Eder: And So Much More (Angel Records), It's Time, It's No Secret Anymore, Christmas Stays the Same, Gold (Atlantic), and Now (Sony).
2014
Death Note: The Musical (Concept Album)
Lyricist
English-language concept album featuring Jeremy Jordan, Jarrod Spector, Laura Osnes, Adrienne Warren, Eric Anderson, Carrie Manolakos, and Michael Lanning.